Home / 16,251.28-24,366.40-10,687.78

Finding the Fourth Proportional to 16,251.28, 24,366.40 and 10,687.78

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Solution

The fourth proportional to 16,251.28, 24,366.40 and 10,687.78 is: 16,024.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,251.28 : 24,366.40 = 10,687.78 : x
  2. Step 2: Convert to fraction form
    16,251.28/24,366.40 = 10,687.78/x
  3. Step 3: Cross multiply
    16,251.28x = 24,366.40 × 10,687.78
  4. Step 4: Simplify right side
    16,251.28x = 260,422,722.59
  5. Step 5: Solve for x
    x = 260,422,722.59/16,251.28
  6. Step 6: Final answer
    x = 16,024.75

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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.