Home / 18,508.24-27,766.42-5,361.14

Finding the Fourth Proportional to 18,508.24, 27,766.42 and 5,361.14

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Solution

The fourth proportional to 18,508.24, 27,766.42 and 5,361.14 is: 8,042.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,508.24 : 27,766.42 = 5,361.14 : x
  2. Step 2: Convert to fraction form
    18,508.24/27,766.42 = 5,361.14/x
  3. Step 3: Cross multiply
    18,508.24x = 27,766.42 × 5,361.14
  4. Step 4: Simplify right side
    18,508.24x = 148,859,664.92
  5. Step 5: Solve for x
    x = 148,859,664.92/18,508.24
  6. Step 6: Final answer
    x = 8,042.89

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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.