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Finding the Fourth Proportional to 17,361.43, 26,043.36 and 8,593.99

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Solution

The fourth proportional to 17,361.43, 26,043.36 and 8,593.99 is: 12,891.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,361.43 : 26,043.36 = 8,593.99 : x
  2. Step 2: Convert to fraction form
    17,361.43/26,043.36 = 8,593.99/x
  3. Step 3: Cross multiply
    17,361.43x = 26,043.36 × 8,593.99
  4. Step 4: Simplify right side
    17,361.43x = 223,816,375.41
  5. Step 5: Solve for x
    x = 223,816,375.41/17,361.43
  6. Step 6: Final answer
    x = 12,891.59

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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.