Home / 31,293.22-43,170.17-27,711.83

Finding the Fourth Proportional to 31,293.22, 43,170.17 and 27,711.83

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Solution

The fourth proportional to 31,293.22, 43,170.17 and 27,711.83 is: 38,229.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,293.22 : 43,170.17 = 27,711.83 : x
  2. Step 2: Convert to fraction form
    31,293.22/43,170.17 = 27,711.83/x
  3. Step 3: Cross multiply
    31,293.22x = 43,170.17 × 27,711.83
  4. Step 4: Simplify right side
    31,293.22x = 1,196,324,057.70
  5. Step 5: Solve for x
    x = 1,196,324,057.70/31,293.22
  6. Step 6: Final answer
    x = 38,229.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.