Finding the Third Proportional to 20,741 and 31,496
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Solution
The third proportional to 20,741 and 31,496 is: 47,827.88
Step by Step Solution
- Step 1: Write the proportion equation
20,741 : 31,496 = 31,496 : x - Step 2: Convert to fraction form
20,741/31,496 = 31,496/x - Step 3: Cross multiply
20,741x = 31,496 × 31,496 - Step 4: Simplify right side
20,741x = 991,998,016 - Step 5: Solve for x
x = 991,998,016/20,741 - Step 6: Final answer
x = 47,827.88
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.