Finding the Third Proportional to 15,991 and 34,893
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Solution
The third proportional to 15,991 and 34,893 is: 76,137.92
Step by Step Solution
- Step 1: Write the proportion equation
15,991 : 34,893 = 34,893 : x - Step 2: Convert to fraction form
15,991/34,893 = 34,893/x - Step 3: Cross multiply
15,991x = 34,893 × 34,893 - Step 4: Simplify right side
15,991x = 1,217,521,449 - Step 5: Solve for x
x = 1,217,521,449/15,991 - Step 6: Final answer
x = 76,137.92
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.