Finding the Third Proportional to 18,538 and 28,942
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Solution
The third proportional to 18,538 and 28,942 is: 45,184.99
Step by Step Solution
- Step 1: Write the proportion equation
18,538 : 28,942 = 28,942 : x - Step 2: Convert to fraction form
18,538/28,942 = 28,942/x - Step 3: Cross multiply
18,538x = 28,942 × 28,942 - Step 4: Simplify right side
18,538x = 837,639,364 - Step 5: Solve for x
x = 837,639,364/18,538 - Step 6: Final answer
x = 45,184.99
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.