Home / 11,679.23-17,508.42-4,281.96

Finding the Fourth Proportional to 11,679.23, 17,508.42 and 4,281.96

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Solution

The fourth proportional to 11,679.23, 17,508.42 and 4,281.96 is: 6,419.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,679.23 : 17,508.42 = 4,281.96 : x
  2. Step 2: Convert to fraction form
    11,679.23/17,508.42 = 4,281.96/x
  3. Step 3: Cross multiply
    11,679.23x = 17,508.42 × 4,281.96
  4. Step 4: Simplify right side
    11,679.23x = 74,970,245.15
  5. Step 5: Solve for x
    x = 74,970,245.15/11,679.23
  6. Step 6: Final answer
    x = 6,419.11

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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.