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Finding the Third Proportional to 15,971 and 34,705

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Solution

The third proportional to 15,971 and 34,705 is: 75,414.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,971 : 34,705 = 34,705 : x
  2. Step 2: Convert to fraction form
    15,971/34,705 = 34,705/x
  3. Step 3: Cross multiply
    15,971x = 34,705 × 34,705
  4. Step 4: Simplify right side
    15,971x = 1,204,437,025
  5. Step 5: Solve for x
    x = 1,204,437,025/15,971
  6. Step 6: Final answer
    x = 75,414.00

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.