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Finding the Fourth Proportional to 26,481.84, 39,727.88 and 8,954.52

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Solution

The fourth proportional to 26,481.84, 39,727.88 and 8,954.52 is: 13,433.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,481.84 : 39,727.88 = 8,954.52 : x
  2. Step 2: Convert to fraction form
    26,481.84/39,727.88 = 8,954.52/x
  3. Step 3: Cross multiply
    26,481.84x = 39,727.88 × 8,954.52
  4. Step 4: Simplify right side
    26,481.84x = 355,744,096.02
  5. Step 5: Solve for x
    x = 355,744,096.02/26,481.84
  6. Step 6: Final answer
    x = 13,433.51

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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.