Home / 16,366.20-24,516.90-9,772.80

Finding the Fourth Proportional to 16,366.20, 24,516.90 and 9,772.80

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Solution

The fourth proportional to 16,366.20, 24,516.90 and 9,772.80 is: 14,639.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,366.20 : 24,516.90 = 9,772.80 : x
  2. Step 2: Convert to fraction form
    16,366.20/24,516.90 = 9,772.80/x
  3. Step 3: Cross multiply
    16,366.20x = 24,516.90 × 9,772.80
  4. Step 4: Simplify right side
    16,366.20x = 239,598,760.32
  5. Step 5: Solve for x
    x = 239,598,760.32/16,366.20
  6. Step 6: Final answer
    x = 14,639.85

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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.