Home / 24,121.20-36,214.20-15,394.80

Finding the Fourth Proportional to 24,121.20, 36,214.20 and 15,394.80

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Solution

The fourth proportional to 24,121.20, 36,214.20 and 15,394.80 is: 23,112.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,121.20 : 36,214.20 = 15,394.80 : x
  2. Step 2: Convert to fraction form
    24,121.20/36,214.20 = 15,394.80/x
  3. Step 3: Cross multiply
    24,121.20x = 36,214.20 × 15,394.80
  4. Step 4: Simplify right side
    24,121.20x = 557,510,366.16
  5. Step 5: Solve for x
    x = 557,510,366.16/24,121.20
  6. Step 6: Final answer
    x = 23,112.88

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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.