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Finding the Fourth Proportional to 26,832, 40,250.22 and 8,364

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Solution

The fourth proportional to 26,832, 40,250.22 and 8,364 is: 12,546.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,832 : 40,250.22 = 8,364 : x
  2. Step 2: Convert to fraction form
    26,832/40,250.22 = 8,364/x
  3. Step 3: Cross multiply
    26,832x = 40,250.22 × 8,364
  4. Step 4: Simplify right side
    26,832x = 336,652,840.08
  5. Step 5: Solve for x
    x = 336,652,840.08/26,832
  6. Step 6: Final answer
    x = 12,546.69

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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.