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Finding the Fourth Proportional to 27,227.54, 40,843.14 and 8,510.47

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Solution

The fourth proportional to 27,227.54, 40,843.14 and 8,510.47 is: 12,766.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,227.54 : 40,843.14 = 8,510.47 : x
  2. Step 2: Convert to fraction form
    27,227.54/40,843.14 = 8,510.47/x
  3. Step 3: Cross multiply
    27,227.54x = 40,843.14 × 8,510.47
  4. Step 4: Simplify right side
    27,227.54x = 347,594,183.65
  5. Step 5: Solve for x
    x = 347,594,183.65/27,227.54
  6. Step 6: Final answer
    x = 12,766.27

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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.