Home / 44,321.08-66,481.11-12,731.92

Finding the Fourth Proportional to 44,321.08, 66,481.11 and 12,731.92

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Solution

The fourth proportional to 44,321.08, 66,481.11 and 12,731.92 is: 19,097.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,321.08 : 66,481.11 = 12,731.92 : x
  2. Step 2: Convert to fraction form
    44,321.08/66,481.11 = 12,731.92/x
  3. Step 3: Cross multiply
    44,321.08x = 66,481.11 × 12,731.92
  4. Step 4: Simplify right side
    44,321.08x = 846,431,841.63
  5. Step 5: Solve for x
    x = 846,431,841.63/44,321.08
  6. Step 6: Final answer
    x = 19,097.73

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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.