Home / 39,709.97-54,793.27-22,711.48

Finding the Fourth Proportional to 39,709.97, 54,793.27 and 22,711.48

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Solution

The fourth proportional to 39,709.97, 54,793.27 and 22,711.48 is: 31,338.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,709.97 : 54,793.27 = 22,711.48 : x
  2. Step 2: Convert to fraction form
    39,709.97/54,793.27 = 22,711.48/x
  3. Step 3: Cross multiply
    39,709.97x = 54,793.27 × 22,711.48
  4. Step 4: Simplify right side
    39,709.97x = 1,244,436,198.96
  5. Step 5: Solve for x
    x = 1,244,436,198.96/39,709.97
  6. Step 6: Final answer
    x = 31,338.13

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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.