Home / 38,149.20-57,223.80-35,998.80

Finding the Fourth Proportional to 38,149.20, 57,223.80 and 35,998.80

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Solution

The fourth proportional to 38,149.20, 57,223.80 and 35,998.80 is: 53,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,149.20 : 57,223.80 = 35,998.80 : x
  2. Step 2: Convert to fraction form
    38,149.20/57,223.80 = 35,998.80/x
  3. Step 3: Cross multiply
    38,149.20x = 57,223.80 × 35,998.80
  4. Step 4: Simplify right side
    38,149.20x = 2,059,988,131.44
  5. Step 5: Solve for x
    x = 2,059,988,131.44/38,149.20
  6. Step 6: Final answer
    x = 53,998.20

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Similar ratio
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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.