Home / 12,144.26-16,759.24-6,839.04

Finding the Fourth Proportional to 12,144.26, 16,759.24 and 6,839.04

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Solution

The fourth proportional to 12,144.26, 16,759.24 and 6,839.04 is: 9,437.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,144.26 : 16,759.24 = 6,839.04 : x
  2. Step 2: Convert to fraction form
    12,144.26/16,759.24 = 6,839.04/x
  3. Step 3: Cross multiply
    12,144.26x = 16,759.24 × 6,839.04
  4. Step 4: Simplify right side
    12,144.26x = 114,617,112.73
  5. Step 5: Solve for x
    x = 114,617,112.73/12,144.26
  6. Step 6: Final answer
    x = 9,437.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.