Home / 38,136.20-57,239.72-27,473.60

Finding the Fourth Proportional to 38,136.20, 57,239.72 and 27,473.60

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Solution

The fourth proportional to 38,136.20, 57,239.72 and 27,473.60 is: 41,235.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,136.20 : 57,239.72 = 27,473.60 : x
  2. Step 2: Convert to fraction form
    38,136.20/57,239.72 = 27,473.60/x
  3. Step 3: Cross multiply
    38,136.20x = 57,239.72 × 27,473.60
  4. Step 4: Simplify right side
    38,136.20x = 1,572,581,171.39
  5. Step 5: Solve for x
    x = 1,572,581,171.39/38,136.20
  6. Step 6: Final answer
    x = 41,235.92

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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.