Finding the Third Proportional to 19,572 and 29,782
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Solution
The third proportional to 19,572 and 29,782 is: 45,318.19
Step by Step Solution
- Step 1: Write the proportion equation
19,572 : 29,782 = 29,782 : x - Step 2: Convert to fraction form
19,572/29,782 = 29,782/x - Step 3: Cross multiply
19,572x = 29,782 × 29,782 - Step 4: Simplify right side
19,572x = 886,967,524 - Step 5: Solve for x
x = 886,967,524/19,572 - Step 6: Final answer
x = 45,318.19
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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.