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Finding the Third Proportional to 11,713 and 25,217

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Solution

The third proportional to 11,713 and 25,217 is: 54,289.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,713 : 25,217 = 25,217 : x
  2. Step 2: Convert to fraction form
    11,713/25,217 = 25,217/x
  3. Step 3: Cross multiply
    11,713x = 25,217 × 25,217
  4. Step 4: Simplify right side
    11,713x = 635,897,089
  5. Step 5: Solve for x
    x = 635,897,089/11,713
  6. Step 6: Final answer
    x = 54,289.86

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.