Home / 42,425.61-63,665.21-23,717.92

Finding the Fourth Proportional to 42,425.61, 63,665.21 and 23,717.92

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Solution

The fourth proportional to 42,425.61, 63,665.21 and 23,717.92 is: 35,591.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,425.61 : 63,665.21 = 23,717.92 : x
  2. Step 2: Convert to fraction form
    42,425.61/63,665.21 = 23,717.92/x
  3. Step 3: Cross multiply
    42,425.61x = 63,665.21 × 23,717.92
  4. Step 4: Simplify right side
    42,425.61x = 1,510,006,357.56
  5. Step 5: Solve for x
    x = 1,510,006,357.56/42,425.61
  6. Step 6: Final answer
    x = 35,591.86

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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.