Home / 24,127.20-36,223.20-15,400.80

Finding the Fourth Proportional to 24,127.20, 36,223.20 and 15,400.80

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Solution

The fourth proportional to 24,127.20, 36,223.20 and 15,400.80 is: 23,121.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,127.20 : 36,223.20 = 15,400.80 : x
  2. Step 2: Convert to fraction form
    24,127.20/36,223.20 = 15,400.80/x
  3. Step 3: Cross multiply
    24,127.20x = 36,223.20 × 15,400.80
  4. Step 4: Simplify right side
    24,127.20x = 557,866,258.56
  5. Step 5: Solve for x
    x = 557,866,258.56/24,127.20
  6. Step 6: Final answer
    x = 23,121.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.