Home / 39,397.94-54,367.91-22,404.03

Finding the Fourth Proportional to 39,397.94, 54,367.91 and 22,404.03

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Solution

The fourth proportional to 39,397.94, 54,367.91 and 22,404.03 is: 30,916.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,397.94 : 54,367.91 = 22,404.03 : x
  2. Step 2: Convert to fraction form
    39,397.94/54,367.91 = 22,404.03/x
  3. Step 3: Cross multiply
    39,397.94x = 54,367.91 × 22,404.03
  4. Step 4: Simplify right side
    39,397.94x = 1,218,060,286.68
  5. Step 5: Solve for x
    x = 1,218,060,286.68/39,397.94
  6. Step 6: Final answer
    x = 30,916.85

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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.