Home / 11,229.10-16,843.60-8,766

Finding the Fourth Proportional to 11,229.10, 16,843.60 and 8,766

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Solution

The fourth proportional to 11,229.10, 16,843.60 and 8,766 is: 13,148.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.10 : 16,843.60 = 8,766 : x
  2. Step 2: Convert to fraction form
    11,229.10/16,843.60 = 8,766/x
  3. Step 3: Cross multiply
    11,229.10x = 16,843.60 × 8,766
  4. Step 4: Simplify right side
    11,229.10x = 147,650,997.60
  5. Step 5: Solve for x
    x = 147,650,997.60/11,229.10
  6. Step 6: Final answer
    x = 13,148.96

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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.