Final answer:
To find the equivalent number for the ratio 32:96 equivalent to 4:12, we simplify 32:96 to 1:3, set up a proportion (1/3 = x/12), and solve for 'x' to find that x is 4.
Step-by-step explanation:
To find the number that makes the ratio equivalent to 32:96, when compared with the ratio 4:12, we can set up a proportion where we solve for the missing number represented here by 'x'.
First, simplify the given ratio:
- 32:96 can be simplified to 1:3 by dividing both numbers by 32.
Then, write a proportion:
Now, solve for 'x' by cross-multiplying:
Divide both sides by 3 to find 'x':
Therefore, the number that makes the ratios equivalent is 4.