Finding the Third Proportional to 31,872 and 48,432
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Solution
The third proportional to 31,872 and 48,432 is: 73,596.22
Step by Step Solution
- Step 1: Write the proportion equation
31,872 : 48,432 = 48,432 : x - Step 2: Convert to fraction form
31,872/48,432 = 48,432/x - Step 3: Cross multiply
31,872x = 48,432 × 48,432 - Step 4: Simplify right side
31,872x = 2,345,658,624 - Step 5: Solve for x
x = 2,345,658,624/31,872 - Step 6: Final answer
x = 73,596.22
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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.