Home / 39,790.62-54,909.57-22,793.58

Finding the Fourth Proportional to 39,790.62, 54,909.57 and 22,793.58

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Solution

The fourth proportional to 39,790.62, 54,909.57 and 22,793.58 is: 31,454.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,790.62 : 54,909.57 = 22,793.58 : x
  2. Step 2: Convert to fraction form
    39,790.62/54,909.57 = 22,793.58/x
  3. Step 3: Cross multiply
    39,790.62x = 54,909.57 × 22,793.58
  4. Step 4: Simplify right side
    39,790.62x = 1,251,585,676.56
  5. Step 5: Solve for x
    x = 1,251,585,676.56/39,790.62
  6. Step 6: Final answer
    x = 31,454.29

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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.