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Finding the Fourth Proportional to 26,976.27, 40,469.02 and 8,255.84

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Solution

The fourth proportional to 26,976.27, 40,469.02 and 8,255.84 is: 12,385.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,976.27 : 40,469.02 = 8,255.84 : x
  2. Step 2: Convert to fraction form
    26,976.27/40,469.02 = 8,255.84/x
  3. Step 3: Cross multiply
    26,976.27x = 40,469.02 × 8,255.84
  4. Step 4: Simplify right side
    26,976.27x = 334,105,754.08
  5. Step 5: Solve for x
    x = 334,105,754.08/26,976.27
  6. Step 6: Final answer
    x = 12,385.17

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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.