Home / 27,443.52-41,171.36-8,729.28

Finding the Fourth Proportional to 27,443.52, 41,171.36 and 8,729.28

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Solution

The fourth proportional to 27,443.52, 41,171.36 and 8,729.28 is: 13,095.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,443.52 : 41,171.36 = 8,729.28 : x
  2. Step 2: Convert to fraction form
    27,443.52/41,171.36 = 8,729.28/x
  3. Step 3: Cross multiply
    27,443.52x = 41,171.36 × 8,729.28
  4. Step 4: Simplify right side
    27,443.52x = 359,396,285.77
  5. Step 5: Solve for x
    x = 359,396,285.77/27,443.52
  6. Step 6: Final answer
    x = 13,095.85

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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.