Home / 28,818.16-43,227.24-22,253.92

Finding the Fourth Proportional to 28,818.16, 43,227.24 and 22,253.92

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Solution

The fourth proportional to 28,818.16, 43,227.24 and 22,253.92 is: 33,380.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,818.16 : 43,227.24 = 22,253.92 : x
  2. Step 2: Convert to fraction form
    28,818.16/43,227.24 = 22,253.92/x
  3. Step 3: Cross multiply
    28,818.16x = 43,227.24 × 22,253.92
  4. Step 4: Simplify right side
    28,818.16x = 961,975,540.78
  5. Step 5: Solve for x
    x = 961,975,540.78/28,818.16
  6. Step 6: Final answer
    x = 33,380.88

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1.5x scale

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.