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Finding the Third Proportional to 18,160.38 and 27,512.25

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Solution

The third proportional to 18,160.38 and 27,512.25 is: 41,679.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,160.38 : 27,512.25 = 27,512.25 : x
  2. Step 2: Convert to fraction form
    18,160.38/27,512.25 = 27,512.25/x
  3. Step 3: Cross multiply
    18,160.38x = 27,512.25 × 27,512.25
  4. Step 4: Simplify right side
    18,160.38x = 756,923,900.06
  5. Step 5: Solve for x
    x = 756,923,900.06/18,160.38
  6. Step 6: Final answer
    x = 41,679.97

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.