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Finding the Third Proportional to 25,110 and 38,903

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Solution

The third proportional to 25,110 and 38,903 is: 60,272.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,110 : 38,903 = 38,903 : x
  2. Step 2: Convert to fraction form
    25,110/38,903 = 38,903/x
  3. Step 3: Cross multiply
    25,110x = 38,903 × 38,903
  4. Step 4: Simplify right side
    25,110x = 1,513,443,409
  5. Step 5: Solve for x
    x = 1,513,443,409/25,110
  6. Step 6: Final answer
    x = 60,272.54

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.