Home / 26,517.78-39,787.46-17,040.73

Finding the Fourth Proportional to 26,517.78, 39,787.46 and 17,040.73

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Solution

The fourth proportional to 26,517.78, 39,787.46 and 17,040.73 is: 25,568.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,517.78 : 39,787.46 = 17,040.73 : x
  2. Step 2: Convert to fraction form
    26,517.78/39,787.46 = 17,040.73/x
  3. Step 3: Cross multiply
    26,517.78x = 39,787.46 × 17,040.73
  4. Step 4: Simplify right side
    26,517.78x = 678,007,363.25
  5. Step 5: Solve for x
    x = 678,007,363.25/26,517.78
  6. Step 6: Final answer
    x = 25,568.03

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1.5x scale

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.