Home / 26,517.53-39,787.09-17,040.47

Finding the Fourth Proportional to 26,517.53, 39,787.09 and 17,040.47

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Solution

The fourth proportional to 26,517.53, 39,787.09 and 17,040.47 is: 25,567.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,517.53 : 39,787.09 = 17,040.47 : x
  2. Step 2: Convert to fraction form
    26,517.53/39,787.09 = 17,040.47/x
  3. Step 3: Cross multiply
    26,517.53x = 39,787.09 × 17,040.47
  4. Step 4: Simplify right side
    26,517.53x = 677,990,472.00
  5. Step 5: Solve for x
    x = 677,990,472.00/26,517.53
  6. Step 6: Final answer
    x = 25,567.63

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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.