Home / 29,861.56-44,759.40-12,321.76

Finding the Fourth Proportional to 29,861.56, 44,759.40 and 12,321.76

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Solution

The fourth proportional to 29,861.56, 44,759.40 and 12,321.76 is: 18,469.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,861.56 : 44,759.40 = 12,321.76 : x
  2. Step 2: Convert to fraction form
    29,861.56/44,759.40 = 12,321.76/x
  3. Step 3: Cross multiply
    29,861.56x = 44,759.40 × 12,321.76
  4. Step 4: Simplify right side
    29,861.56x = 551,514,584.54
  5. Step 5: Solve for x
    x = 551,514,584.54/29,861.56
  6. Step 6: Final answer
    x = 18,469.05

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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.