Home / 38,046.38-57,103.25-18,080.42

Finding the Fourth Proportional to 38,046.38, 57,103.25 and 18,080.42

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Solution

The fourth proportional to 38,046.38, 57,103.25 and 18,080.42 is: 27,136.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,046.38 : 57,103.25 = 18,080.42 : x
  2. Step 2: Convert to fraction form
    38,046.38/57,103.25 = 18,080.42/x
  3. Step 3: Cross multiply
    38,046.38x = 57,103.25 × 18,080.42
  4. Step 4: Simplify right side
    38,046.38x = 1,032,450,367.45
  5. Step 5: Solve for x
    x = 1,032,450,367.45/38,046.38
  6. Step 6: Final answer
    x = 27,136.63

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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.