Home / 11,822.10-17,729.51-4,029.09

Finding the Fourth Proportional to 11,822.10, 17,729.51 and 4,029.09

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Solution

The fourth proportional to 11,822.10, 17,729.51 and 4,029.09 is: 6,042.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,822.10 : 17,729.51 = 4,029.09 : x
  2. Step 2: Convert to fraction form
    11,822.10/17,729.51 = 4,029.09/x
  3. Step 3: Cross multiply
    11,822.10x = 17,729.51 × 4,029.09
  4. Step 4: Simplify right side
    11,822.10x = 71,433,771.30
  5. Step 5: Solve for x
    x = 71,433,771.30/11,822.10
  6. Step 6: Final answer
    x = 6,042.39

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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.