Home / 27,863.20-41,797.50-8,141.32

Finding the Fourth Proportional to 27,863.20, 41,797.50 and 8,141.32

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Solution

The fourth proportional to 27,863.20, 41,797.50 and 8,141.32 is: 12,212.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,863.20 : 41,797.50 = 8,141.32 : x
  2. Step 2: Convert to fraction form
    27,863.20/41,797.50 = 8,141.32/x
  3. Step 3: Cross multiply
    27,863.20x = 41,797.50 × 8,141.32
  4. Step 4: Simplify right side
    27,863.20x = 340,286,822.70
  5. Step 5: Solve for x
    x = 340,286,822.70/27,863.20
  6. Step 6: Final answer
    x = 12,212.77

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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.