Home / 39,774.52-54,897.19-25,229.30

Finding the Fourth Proportional to 39,774.52, 54,897.19 and 25,229.30

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Solution

The fourth proportional to 39,774.52, 54,897.19 and 25,229.30 is: 34,821.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,774.52 : 54,897.19 = 25,229.30 : x
  2. Step 2: Convert to fraction form
    39,774.52/54,897.19 = 25,229.30/x
  3. Step 3: Cross multiply
    39,774.52x = 54,897.19 × 25,229.30
  4. Step 4: Simplify right side
    39,774.52x = 1,385,017,338.11
  5. Step 5: Solve for x
    x = 1,385,017,338.11/39,774.52
  6. Step 6: Final answer
    x = 34,821.73

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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.