Home / 40,496.13-60,726.38-18,308.61

Finding the Fourth Proportional to 40,496.13, 60,726.38 and 18,308.61

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Solution

The fourth proportional to 40,496.13, 60,726.38 and 18,308.61 is: 27,454.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,496.13 : 60,726.38 = 18,308.61 : x
  2. Step 2: Convert to fraction form
    40,496.13/60,726.38 = 18,308.61/x
  3. Step 3: Cross multiply
    40,496.13x = 60,726.38 × 18,308.61
  4. Step 4: Simplify right side
    40,496.13x = 1,111,815,516.59
  5. Step 5: Solve for x
    x = 1,111,815,516.59/40,496.13
  6. Step 6: Final answer
    x = 27,454.86

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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.