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Finding the Fourth Proportional to 26,622, 39,933 and 8,154

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Solution

The fourth proportional to 26,622, 39,933 and 8,154 is: 12,231

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,622 : 39,933 = 8,154 : x
  2. Step 2: Convert to fraction form
    26,622/39,933 = 8,154/x
  3. Step 3: Cross multiply
    26,622x = 39,933 × 8,154
  4. Step 4: Simplify right side
    26,622x = 325,613,682
  5. Step 5: Solve for x
    x = 325,613,682/26,622
  6. Step 6: Final answer
    x = 12,231

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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.