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Finding the Third Proportional to 25,525 and 38,313

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Solution

The third proportional to 25,525 and 38,313 is: 57,507.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,525 : 38,313 = 38,313 : x
  2. Step 2: Convert to fraction form
    25,525/38,313 = 38,313/x
  3. Step 3: Cross multiply
    25,525x = 38,313 × 38,313
  4. Step 4: Simplify right side
    25,525x = 1,467,885,969
  5. Step 5: Solve for x
    x = 1,467,885,969/25,525
  6. Step 6: Final answer
    x = 57,507.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.