14.4k views
5 votes
Solve each proportion for the missing variable. Please solve this and show your work please!

A) 15/25 = 10/p

User Ammad
by
3.8k points

2 Answers

5 votes

Answer:


\displaystyle p = (50)/(3)

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

Equality Properties

  • Multiplication Property of Equality
  • Division Property of Equality
  • Addition Property of Equality
  • Subtraction Property of Equality

Explanation:

Step 1: Define

Identify


\displaystyle (15)/(25) = (10)/(p)

Step 2: Solve for p

  1. [Fraction] Simplify:
    \displaystyle (3)/(5) = (10)/(p)
  2. [Multiplication Property of Equality] Cross-multiply:
    \displaystyle 3p = 50
  3. [Division Property of Equality] Divide 3 on both sides:
    \displaystyle p = (50)/(3)
User Jan Czarny
by
4.5k points
3 votes

Answer:

p = 50/3

Explanation:

15/25 = 10/p

Using cross products

15*p = 25*10

15p = 250

Divide by 15

15p/15 = 250/15

p = 50/3

User Rcoster
by
3.6k points