Home / 12,291.44-18,450.24-5,723.96

Finding the Fourth Proportional to 12,291.44, 18,450.24 and 5,723.96

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Solution

The fourth proportional to 12,291.44, 18,450.24 and 5,723.96 is: 8,592.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291.44 : 18,450.24 = 5,723.96 : x
  2. Step 2: Convert to fraction form
    12,291.44/18,450.24 = 5,723.96/x
  3. Step 3: Cross multiply
    12,291.44x = 18,450.24 × 5,723.96
  4. Step 4: Simplify right side
    12,291.44x = 105,608,435.75
  5. Step 5: Solve for x
    x = 105,608,435.75/12,291.44
  6. Step 6: Final answer
    x = 8,592.03

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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.