Home / 18,463.77-27,704.66-11,441.90

Finding the Fourth Proportional to 18,463.77, 27,704.66 and 11,441.90

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Solution

The fourth proportional to 18,463.77, 27,704.66 and 11,441.90 is: 17,168.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,463.77 : 27,704.66 = 11,441.90 : x
  2. Step 2: Convert to fraction form
    18,463.77/27,704.66 = 11,441.90/x
  3. Step 3: Cross multiply
    18,463.77x = 27,704.66 × 11,441.90
  4. Step 4: Simplify right side
    18,463.77x = 316,993,753.52
  5. Step 5: Solve for x
    x = 316,993,753.52/18,463.77
  6. Step 6: Final answer
    x = 17,168.42

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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.