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Finding the Fourth Proportional to 26,914.54, 40,372.02 and 9,384.39

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Solution

The fourth proportional to 26,914.54, 40,372.02 and 9,384.39 is: 14,076.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,914.54 : 40,372.02 = 9,384.39 : x
  2. Step 2: Convert to fraction form
    26,914.54/40,372.02 = 9,384.39/x
  3. Step 3: Cross multiply
    26,914.54x = 40,372.02 × 9,384.39
  4. Step 4: Simplify right side
    26,914.54x = 378,866,578.91
  5. Step 5: Solve for x
    x = 378,866,578.91/26,914.54
  6. Step 6: Final answer
    x = 14,076.65

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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.