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Finding the Fourth Proportional to 32,139.38, 48,125.22 and 25,865.12

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Solution

The fourth proportional to 32,139.38, 48,125.22 and 25,865.12 is: 38,730.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,139.38 : 48,125.22 = 25,865.12 : x
  2. Step 2: Convert to fraction form
    32,139.38/48,125.22 = 25,865.12/x
  3. Step 3: Cross multiply
    32,139.38x = 48,125.22 × 25,865.12
  4. Step 4: Simplify right side
    32,139.38x = 1,244,764,590.33
  5. Step 5: Solve for x
    x = 1,244,764,590.33/32,139.38
  6. Step 6: Final answer
    x = 38,730.20

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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.