Home / 38,229.72-52,757.38-22,311.10

Finding the Fourth Proportional to 38,229.72, 52,757.38 and 22,311.10

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Solution

The fourth proportional to 38,229.72, 52,757.38 and 22,311.10 is: 30,789.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,229.72 : 52,757.38 = 22,311.10 : x
  2. Step 2: Convert to fraction form
    38,229.72/52,757.38 = 22,311.10/x
  3. Step 3: Cross multiply
    38,229.72x = 52,757.38 × 22,311.10
  4. Step 4: Simplify right side
    38,229.72x = 1,177,074,852.49
  5. Step 5: Solve for x
    x = 1,177,074,852.49/38,229.72
  6. Step 6: Final answer
    x = 30,789.52

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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.