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Finding the Fourth Proportional to 26,768.52, 40,158.52 and 8,046.99

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Solution

The fourth proportional to 26,768.52, 40,158.52 and 8,046.99 is: 12,072.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,768.52 : 40,158.52 = 8,046.99 : x
  2. Step 2: Convert to fraction form
    26,768.52/40,158.52 = 8,046.99/x
  3. Step 3: Cross multiply
    26,768.52x = 40,158.52 × 8,046.99
  4. Step 4: Simplify right side
    26,768.52x = 323,155,188.74
  5. Step 5: Solve for x
    x = 323,155,188.74/26,768.52
  6. Step 6: Final answer
    x = 12,072.21

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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.