Home / 12,609.73-18,914.60-3,844.65

Finding the Fourth Proportional to 12,609.73, 18,914.60 and 3,844.65

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Solution

The fourth proportional to 12,609.73, 18,914.60 and 3,844.65 is: 5,766.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,609.73 : 18,914.60 = 3,844.65 : x
  2. Step 2: Convert to fraction form
    12,609.73/18,914.60 = 3,844.65/x
  3. Step 3: Cross multiply
    12,609.73x = 18,914.60 × 3,844.65
  4. Step 4: Simplify right side
    12,609.73x = 72,719,997.67
  5. Step 5: Solve for x
    x = 72,719,997.67/12,609.73
  6. Step 6: Final answer
    x = 5,766.98

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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.