Question

solve for p in the proportion.
$\frac{15}{10}=\frac{18}{p}$
$p = square$

Explanation:

Step1: Cross - multiply

$15\times p=18\times10$

Step2: Simplify the right - hand side

$15p = 180$

Step3: Solve for p

$p=\frac{180}{15}$

Answer:

$12$