Home / 16,839.20-25,251.02-4,988.73

Finding the Fourth Proportional to 16,839.20, 25,251.02 and 4,988.73

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Solution

The fourth proportional to 16,839.20, 25,251.02 and 4,988.73 is: 7,480.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,839.20 : 25,251.02 = 4,988.73 : x
  2. Step 2: Convert to fraction form
    16,839.20/25,251.02 = 4,988.73/x
  3. Step 3: Cross multiply
    16,839.20x = 25,251.02 × 4,988.73
  4. Step 4: Simplify right side
    16,839.20x = 125,970,521.00
  5. Step 5: Solve for x
    x = 125,970,521.00/16,839.20
  6. Step 6: Final answer
    x = 7,480.79

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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.