Home / 38,020.30-57,046.38-16,945.82

Finding the Fourth Proportional to 38,020.30, 57,046.38 and 16,945.82

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Solution

The fourth proportional to 38,020.30, 57,046.38 and 16,945.82 is: 25,425.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,020.30 : 57,046.38 = 16,945.82 : x
  2. Step 2: Convert to fraction form
    38,020.30/57,046.38 = 16,945.82/x
  3. Step 3: Cross multiply
    38,020.30x = 57,046.38 × 16,945.82
  4. Step 4: Simplify right side
    38,020.30x = 966,697,687.13
  5. Step 5: Solve for x
    x = 966,697,687.13/38,020.30
  6. Step 6: Final answer
    x = 25,425.83

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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.