Home / 27,310.68-40,951.44-8,587.28

Finding the Fourth Proportional to 27,310.68, 40,951.44 and 8,587.28

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Solution

The fourth proportional to 27,310.68, 40,951.44 and 8,587.28 is: 12,876.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,310.68 : 40,951.44 = 8,587.28 : x
  2. Step 2: Convert to fraction form
    27,310.68/40,951.44 = 8,587.28/x
  3. Step 3: Cross multiply
    27,310.68x = 40,951.44 × 8,587.28
  4. Step 4: Simplify right side
    27,310.68x = 351,661,481.68
  5. Step 5: Solve for x
    x = 351,661,481.68/27,310.68
  6. Step 6: Final answer
    x = 12,876.34

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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.