Home / 31,951.38-44,082.45-19,371.54

Finding the Fourth Proportional to 31,951.38, 44,082.45 and 19,371.54

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Solution

The fourth proportional to 31,951.38, 44,082.45 and 19,371.54 is: 26,726.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,951.38 : 44,082.45 = 19,371.54 : x
  2. Step 2: Convert to fraction form
    31,951.38/44,082.45 = 19,371.54/x
  3. Step 3: Cross multiply
    31,951.38x = 44,082.45 × 19,371.54
  4. Step 4: Simplify right side
    31,951.38x = 853,944,943.47
  5. Step 5: Solve for x
    x = 853,944,943.47/31,951.38
  6. Step 6: Final answer
    x = 26,726.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.