Home / 11,932.82-17,897.85-3,168.42

Finding the Fourth Proportional to 11,932.82, 17,897.85 and 3,168.42

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Solution

The fourth proportional to 11,932.82, 17,897.85 and 3,168.42 is: 4,752.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,932.82 : 17,897.85 = 3,168.42 : x
  2. Step 2: Convert to fraction form
    11,932.82/17,897.85 = 3,168.42/x
  3. Step 3: Cross multiply
    11,932.82x = 17,897.85 × 3,168.42
  4. Step 4: Simplify right side
    11,932.82x = 56,707,905.90
  5. Step 5: Solve for x
    x = 56,707,905.90/11,932.82
  6. Step 6: Final answer
    x = 4,752.26

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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.