Home / 16,414.80-24,616.56-5,318.64

Finding the Fourth Proportional to 16,414.80, 24,616.56 and 5,318.64

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Solution

The fourth proportional to 16,414.80, 24,616.56 and 5,318.64 is: 7,976.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,414.80 : 24,616.56 = 5,318.64 : x
  2. Step 2: Convert to fraction form
    16,414.80/24,616.56 = 5,318.64/x
  3. Step 3: Cross multiply
    16,414.80x = 24,616.56 × 5,318.64
  4. Step 4: Simplify right side
    16,414.80x = 130,926,620.68
  5. Step 5: Solve for x
    x = 130,926,620.68/16,414.80
  6. Step 6: Final answer
    x = 7,976.13

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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.