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Finding the Third Proportional to 20,325 and 29,007

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Solution

The third proportional to 20,325 and 29,007 is: 41,397.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,325 : 29,007 = 29,007 : x
  2. Step 2: Convert to fraction form
    20,325/29,007 = 29,007/x
  3. Step 3: Cross multiply
    20,325x = 29,007 × 29,007
  4. Step 4: Simplify right side
    20,325x = 841,406,049
  5. Step 5: Solve for x
    x = 841,406,049/20,325
  6. Step 6: Final answer
    x = 41,397.59

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.