Home / 39,375.59-54,336.26-22,377.56

Finding the Fourth Proportional to 39,375.59, 54,336.26 and 22,377.56

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Solution

The fourth proportional to 39,375.59, 54,336.26 and 22,377.56 is: 30,879.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,375.59 : 54,336.26 = 22,377.56 : x
  2. Step 2: Convert to fraction form
    39,375.59/54,336.26 = 22,377.56/x
  3. Step 3: Cross multiply
    39,375.59x = 54,336.26 × 22,377.56
  4. Step 4: Simplify right side
    39,375.59x = 1,215,912,806.44
  5. Step 5: Solve for x
    x = 1,215,912,806.44/39,375.59
  6. Step 6: Final answer
    x = 30,879.86

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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.