Home / 39,463.20-54,454.30-22,469.64

Finding the Fourth Proportional to 39,463.20, 54,454.30 and 22,469.64

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Solution

The fourth proportional to 39,463.20, 54,454.30 and 22,469.64 is: 31,005.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,463.20 : 54,454.30 = 22,469.64 : x
  2. Step 2: Convert to fraction form
    39,463.20/54,454.30 = 22,469.64/x
  3. Step 3: Cross multiply
    39,463.20x = 54,454.30 × 22,469.64
  4. Step 4: Simplify right side
    39,463.20x = 1,223,568,517.45
  5. Step 5: Solve for x
    x = 1,223,568,517.45/39,463.20
  6. Step 6: Final answer
    x = 31,005.30

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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.