Let x represent the percent of 18.2 that is 14.3. Recall, percentage is expressed in terms of 100. Thus,
x/100 * 18.2 = 14.3
0.182x = 14.3
Dividing both sides of the equation by 0.182, we have
0.182x/0.182 = 14.3/0.182
x = 78.57
78.57% of 18.2 is 14.3