Home / 11,816.82-17,724.15-6,883.38

Finding the Fourth Proportional to 11,816.82, 17,724.15 and 6,883.38

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Solution

The fourth proportional to 11,816.82, 17,724.15 and 6,883.38 is: 10,324.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,816.82 : 17,724.15 = 6,883.38 : x
  2. Step 2: Convert to fraction form
    11,816.82/17,724.15 = 6,883.38/x
  3. Step 3: Cross multiply
    11,816.82x = 17,724.15 × 6,883.38
  4. Step 4: Simplify right side
    11,816.82x = 122,002,059.63
  5. Step 5: Solve for x
    x = 122,002,059.63/11,816.82
  6. Step 6: Final answer
    x = 10,324.44

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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.