Home / 38,174.20-52,680.36-22,255.56

Finding the Fourth Proportional to 38,174.20, 52,680.36 and 22,255.56

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Solution

The fourth proportional to 38,174.20, 52,680.36 and 22,255.56 is: 30,712.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,174.20 : 52,680.36 = 22,255.56 : x
  2. Step 2: Convert to fraction form
    38,174.20/52,680.36 = 22,255.56/x
  3. Step 3: Cross multiply
    38,174.20x = 52,680.36 × 22,255.56
  4. Step 4: Simplify right side
    38,174.20x = 1,172,430,912.80
  5. Step 5: Solve for x
    x = 1,172,430,912.80/38,174.20
  6. Step 6: Final answer
    x = 30,712.65

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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.