Home / 11,329.38-16,989.72-6,132.42

Finding the Fourth Proportional to 11,329.38, 16,989.72 and 6,132.42

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Solution

The fourth proportional to 11,329.38, 16,989.72 and 6,132.42 is: 9,196.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,329.38 : 16,989.72 = 6,132.42 : x
  2. Step 2: Convert to fraction form
    11,329.38/16,989.72 = 6,132.42/x
  3. Step 3: Cross multiply
    11,329.38x = 16,989.72 × 6,132.42
  4. Step 4: Simplify right side
    11,329.38x = 104,188,098.72
  5. Step 5: Solve for x
    x = 104,188,098.72/11,329.38
  6. Step 6: Final answer
    x = 9,196.28

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.