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Finding the Fourth Proportional to 27,751.92, 41,625.18 and 15,267.84

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Solution

The fourth proportional to 27,751.92, 41,625.18 and 15,267.84 is: 22,900.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,751.92 : 41,625.18 = 15,267.84 : x
  2. Step 2: Convert to fraction form
    27,751.92/41,625.18 = 15,267.84/x
  3. Step 3: Cross multiply
    27,751.92x = 41,625.18 × 15,267.84
  4. Step 4: Simplify right side
    27,751.92x = 635,526,588.21
  5. Step 5: Solve for x
    x = 635,526,588.21/27,751.92
  6. Step 6: Final answer
    x = 22,900.27

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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.