Home / 27,942.57-41,919.97-12,150.04

Finding the Fourth Proportional to 27,942.57, 41,919.97 and 12,150.04

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Solution

The fourth proportional to 27,942.57, 41,919.97 and 12,150.04 is: 18,227.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,942.57 : 41,919.97 = 12,150.04 : x
  2. Step 2: Convert to fraction form
    27,942.57/41,919.97 = 12,150.04/x
  3. Step 3: Cross multiply
    27,942.57x = 41,919.97 × 12,150.04
  4. Step 4: Simplify right side
    27,942.57x = 509,329,202.47
  5. Step 5: Solve for x
    x = 509,329,202.47/27,942.57
  6. Step 6: Final answer
    x = 18,227.72

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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.