Home / 27,755.92-41,631.18-15,271.84

Finding the Fourth Proportional to 27,755.92, 41,631.18 and 15,271.84

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Solution

The fourth proportional to 27,755.92, 41,631.18 and 15,271.84 is: 22,906.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,755.92 : 41,631.18 = 15,271.84 : x
  2. Step 2: Convert to fraction form
    27,755.92/41,631.18 = 15,271.84/x
  3. Step 3: Cross multiply
    27,755.92x = 41,631.18 × 15,271.84
  4. Step 4: Simplify right side
    27,755.92x = 635,784,719.97
  5. Step 5: Solve for x
    x = 635,784,719.97/27,755.92
  6. Step 6: Final answer
    x = 22,906.27

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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.