Home / 27,863.24-41,809.19-18,509.72

Finding the Fourth Proportional to 27,863.24, 41,809.19 and 18,509.72

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Solution

The fourth proportional to 27,863.24, 41,809.19 and 18,509.72 is: 27,774.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,863.24 : 41,809.19 = 18,509.72 : x
  2. Step 2: Convert to fraction form
    27,863.24/41,809.19 = 18,509.72/x
  3. Step 3: Cross multiply
    27,863.24x = 41,809.19 × 18,509.72
  4. Step 4: Simplify right side
    27,863.24x = 773,876,098.73
  5. Step 5: Solve for x
    x = 773,876,098.73/27,863.24
  6. Step 6: Final answer
    x = 27,774.09

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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.