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Finding the Fourth Proportional to 27,851.86, 41,786.46 and 9,132.04

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Solution

The fourth proportional to 27,851.86, 41,786.46 and 9,132.04 is: 13,700.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,851.86 : 41,786.46 = 9,132.04 : x
  2. Step 2: Convert to fraction form
    27,851.86/41,786.46 = 9,132.04/x
  3. Step 3: Cross multiply
    27,851.86x = 41,786.46 × 9,132.04
  4. Step 4: Simplify right side
    27,851.86x = 381,595,624.18
  5. Step 5: Solve for x
    x = 381,595,624.18/27,851.86
  6. Step 6: Final answer
    x = 13,700.90

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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.