Home / 38,348.28-52,924.20-22,431.72

Finding the Fourth Proportional to 38,348.28, 52,924.20 and 22,431.72

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Solution

The fourth proportional to 38,348.28, 52,924.20 and 22,431.72 is: 30,957.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,348.28 : 52,924.20 = 22,431.72 : x
  2. Step 2: Convert to fraction form
    38,348.28/52,924.20 = 22,431.72/x
  3. Step 3: Cross multiply
    38,348.28x = 52,924.20 × 22,431.72
  4. Step 4: Simplify right side
    38,348.28x = 1,187,180,835.62
  5. Step 5: Solve for x
    x = 1,187,180,835.62/38,348.28
  6. Step 6: Final answer
    x = 30,957.86

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Half scale
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Double scale
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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.