Home / 14,081.33-21,124.62-5,198.97

Finding the Fourth Proportional to 14,081.33, 21,124.62 and 5,198.97

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Solution

The fourth proportional to 14,081.33, 21,124.62 and 5,198.97 is: 7,799.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,081.33 : 21,124.62 = 5,198.97 : x
  2. Step 2: Convert to fraction form
    14,081.33/21,124.62 = 5,198.97/x
  3. Step 3: Cross multiply
    14,081.33x = 21,124.62 × 5,198.97
  4. Step 4: Simplify right side
    14,081.33x = 109,826,265.64
  5. Step 5: Solve for x
    x = 109,826,265.64/14,081.33
  6. Step 6: Final answer
    x = 7,799.43

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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.