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Finding the Third Proportional to 11,938 and 25,754

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Solution

The third proportional to 11,938 and 25,754 is: 55,559.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,938 : 25,754 = 25,754 : x
  2. Step 2: Convert to fraction form
    11,938/25,754 = 25,754/x
  3. Step 3: Cross multiply
    11,938x = 25,754 × 25,754
  4. Step 4: Simplify right side
    11,938x = 663,268,516
  5. Step 5: Solve for x
    x = 663,268,516/11,938
  6. Step 6: Final answer
    x = 55,559.43

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.