Home / 11,414.60-17,121.74-3,623.48

Finding the Fourth Proportional to 11,414.60, 17,121.74 and 3,623.48

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Solution

The fourth proportional to 11,414.60, 17,121.74 and 3,623.48 is: 5,435.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,414.60 : 17,121.74 = 3,623.48 : x
  2. Step 2: Convert to fraction form
    11,414.60/17,121.74 = 3,623.48/x
  3. Step 3: Cross multiply
    11,414.60x = 17,121.74 × 3,623.48
  4. Step 4: Simplify right side
    11,414.60x = 62,040,282.46
  5. Step 5: Solve for x
    x = 62,040,282.46/11,414.60
  6. Step 6: Final answer
    x = 5,435.17

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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.