Home / 38,141.38-57,198.03-13,175.02

Finding the Fourth Proportional to 38,141.38, 57,198.03 and 13,175.02

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Solution

The fourth proportional to 38,141.38, 57,198.03 and 13,175.02 is: 19,757.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,141.38 : 57,198.03 = 13,175.02 : x
  2. Step 2: Convert to fraction form
    38,141.38/57,198.03 = 13,175.02/x
  3. Step 3: Cross multiply
    38,141.38x = 57,198.03 × 13,175.02
  4. Step 4: Simplify right side
    38,141.38x = 753,585,189.21
  5. Step 5: Solve for x
    x = 753,585,189.21/38,141.38
  6. Step 6: Final answer
    x = 19,757.68

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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.