Home / 39,425.05-54,404.22-22,426.84

Finding the Fourth Proportional to 39,425.05, 54,404.22 and 22,426.84

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Solution

The fourth proportional to 39,425.05, 54,404.22 and 22,426.84 is: 30,947.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,425.05 : 54,404.22 = 22,426.84 : x
  2. Step 2: Convert to fraction form
    39,425.05/54,404.22 = 22,426.84/x
  3. Step 3: Cross multiply
    39,425.05x = 54,404.22 × 22,426.84
  4. Step 4: Simplify right side
    39,425.05x = 1,220,114,737.26
  5. Step 5: Solve for x
    x = 1,220,114,737.26/39,425.05
  6. Step 6: Final answer
    x = 30,947.70

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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.