Home / 11,423.88-17,135.96-4,028.54

Finding the Fourth Proportional to 11,423.88, 17,135.96 and 4,028.54

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Solution

The fourth proportional to 11,423.88, 17,135.96 and 4,028.54 is: 6,042.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,423.88 : 17,135.96 = 4,028.54 : x
  2. Step 2: Convert to fraction form
    11,423.88/17,135.96 = 4,028.54/x
  3. Step 3: Cross multiply
    11,423.88x = 17,135.96 × 4,028.54
  4. Step 4: Simplify right side
    11,423.88x = 69,032,794.48
  5. Step 5: Solve for x
    x = 69,032,794.48/11,423.88
  6. Step 6: Final answer
    x = 6,042.85

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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.