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Finding the Fourth Proportional to 27,394.76, 41,086.67 and 8,671.61

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Solution

The fourth proportional to 27,394.76, 41,086.67 and 8,671.61 is: 13,005.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,394.76 : 41,086.67 = 8,671.61 : x
  2. Step 2: Convert to fraction form
    27,394.76/41,086.67 = 8,671.61/x
  3. Step 3: Cross multiply
    27,394.76x = 41,086.67 × 8,671.61
  4. Step 4: Simplify right side
    27,394.76x = 356,287,329.65
  5. Step 5: Solve for x
    x = 356,287,329.65/27,394.76
  6. Step 6: Final answer
    x = 13,005.68

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1.5x scale

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.