Home / 17,439.66-26,161.74-6,344.64

Finding the Fourth Proportional to 17,439.66, 26,161.74 and 6,344.64

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Solution

The fourth proportional to 17,439.66, 26,161.74 and 6,344.64 is: 9,517.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,439.66 : 26,161.74 = 6,344.64 : x
  2. Step 2: Convert to fraction form
    17,439.66/26,161.74 = 6,344.64/x
  3. Step 3: Cross multiply
    17,439.66x = 26,161.74 × 6,344.64
  4. Step 4: Simplify right side
    17,439.66x = 165,986,822.07
  5. Step 5: Solve for x
    x = 165,986,822.07/17,439.66
  6. Step 6: Final answer
    x = 9,517.78

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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.