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Finding the Fourth Proportional to 27,951.15, 41,926.77 and 8,229.93

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Solution

The fourth proportional to 27,951.15, 41,926.77 and 8,229.93 is: 12,344.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,951.15 : 41,926.77 = 8,229.93 : x
  2. Step 2: Convert to fraction form
    27,951.15/41,926.77 = 8,229.93/x
  3. Step 3: Cross multiply
    27,951.15x = 41,926.77 × 8,229.93
  4. Step 4: Simplify right side
    27,951.15x = 345,054,382.23
  5. Step 5: Solve for x
    x = 345,054,382.23/27,951.15
  6. Step 6: Final answer
    x = 12,344.91

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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.