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Finding the Fourth Proportional to 26,966.82, 40,455.54 and 8,249.54

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Solution

The fourth proportional to 26,966.82, 40,455.54 and 8,249.54 is: 12,375.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,966.82 : 40,455.54 = 8,249.54 : x
  2. Step 2: Convert to fraction form
    26,966.82/40,455.54 = 8,249.54/x
  3. Step 3: Cross multiply
    26,966.82x = 40,455.54 × 8,249.54
  4. Step 4: Simplify right side
    26,966.82x = 333,739,393.17
  5. Step 5: Solve for x
    x = 333,739,393.17/26,966.82
  6. Step 6: Final answer
    x = 12,375.93

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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.