Home / 40,042.28-60,067.52-13,743.61

Finding the Fourth Proportional to 40,042.28, 60,067.52 and 13,743.61

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Solution

The fourth proportional to 40,042.28, 60,067.52 and 13,743.61 is: 20,616.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,042.28 : 60,067.52 = 13,743.61 : x
  2. Step 2: Convert to fraction form
    40,042.28/60,067.52 = 13,743.61/x
  3. Step 3: Cross multiply
    40,042.28x = 60,067.52 × 13,743.61
  4. Step 4: Simplify right side
    40,042.28x = 825,544,568.55
  5. Step 5: Solve for x
    x = 825,544,568.55/40,042.28
  6. Step 6: Final answer
    x = 20,616.82

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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.