Home / 20,822.82-31,239.09-6,032.04

Finding the Fourth Proportional to 20,822.82, 31,239.09 and 6,032.04

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Solution

The fourth proportional to 20,822.82, 31,239.09 and 6,032.04 is: 9,049.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,822.82 : 31,239.09 = 6,032.04 : x
  2. Step 2: Convert to fraction form
    20,822.82/31,239.09 = 6,032.04/x
  3. Step 3: Cross multiply
    20,822.82x = 31,239.09 × 6,032.04
  4. Step 4: Simplify right side
    20,822.82x = 188,435,440.44
  5. Step 5: Solve for x
    x = 188,435,440.44/20,822.82
  6. Step 6: Final answer
    x = 9,049.47

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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.