Home / 38,177.07-57,265.61-11,881.82

Finding the Fourth Proportional to 38,177.07, 57,265.61 and 11,881.82

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Solution

The fourth proportional to 38,177.07, 57,265.61 and 11,881.82 is: 17,822.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,177.07 : 57,265.61 = 11,881.82 : x
  2. Step 2: Convert to fraction form
    38,177.07/57,265.61 = 11,881.82/x
  3. Step 3: Cross multiply
    38,177.07x = 57,265.61 × 11,881.82
  4. Step 4: Simplify right side
    38,177.07x = 680,419,753.97
  5. Step 5: Solve for x
    x = 680,419,753.97/38,177.07
  6. Step 6: Final answer
    x = 17,822.74

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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.