Home / 27,691.37-41,541.92-11,906.09

Finding the Fourth Proportional to 27,691.37, 41,541.92 and 11,906.09

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Solution

The fourth proportional to 27,691.37, 41,541.92 and 11,906.09 is: 17,861.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,691.37 : 41,541.92 = 11,906.09 : x
  2. Step 2: Convert to fraction form
    27,691.37/41,541.92 = 11,906.09/x
  3. Step 3: Cross multiply
    27,691.37x = 41,541.92 × 11,906.09
  4. Step 4: Simplify right side
    27,691.37x = 494,601,571.05
  5. Step 5: Solve for x
    x = 494,601,571.05/27,691.37
  6. Step 6: Final answer
    x = 17,861.22

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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.