Home / 39,226.20-54,130.36-22,229.44

Finding the Fourth Proportional to 39,226.20, 54,130.36 and 22,229.44

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Solution

The fourth proportional to 39,226.20, 54,130.36 and 22,229.44 is: 30,675.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,226.20 : 54,130.36 = 22,229.44 : x
  2. Step 2: Convert to fraction form
    39,226.20/54,130.36 = 22,229.44/x
  3. Step 3: Cross multiply
    39,226.20x = 54,130.36 × 22,229.44
  4. Step 4: Simplify right side
    39,226.20x = 1,203,287,589.80
  5. Step 5: Solve for x
    x = 1,203,287,589.80/39,226.20
  6. Step 6: Final answer
    x = 30,675.61

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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.