Home / 43,414.92-65,112.53-12,252.60

Finding the Fourth Proportional to 43,414.92, 65,112.53 and 12,252.60

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Solution

The fourth proportional to 43,414.92, 65,112.53 and 12,252.60 is: 18,376.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,414.92 : 65,112.53 = 12,252.60 : x
  2. Step 2: Convert to fraction form
    43,414.92/65,112.53 = 12,252.60/x
  3. Step 3: Cross multiply
    43,414.92x = 65,112.53 × 12,252.60
  4. Step 4: Simplify right side
    43,414.92x = 797,797,723.82
  5. Step 5: Solve for x
    x = 797,797,723.82/43,414.92
  6. Step 6: Final answer
    x = 18,376.12

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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.