Home / 44,080.52-66,120.78-11,248.52

Finding the Fourth Proportional to 44,080.52, 66,120.78 and 11,248.52

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Solution

The fourth proportional to 44,080.52, 66,120.78 and 11,248.52 is: 16,872.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,080.52 : 66,120.78 = 11,248.52 : x
  2. Step 2: Convert to fraction form
    44,080.52/66,120.78 = 11,248.52/x
  3. Step 3: Cross multiply
    44,080.52x = 66,120.78 × 11,248.52
  4. Step 4: Simplify right side
    44,080.52x = 743,760,916.25
  5. Step 5: Solve for x
    x = 743,760,916.25/44,080.52
  6. Step 6: Final answer
    x = 16,872.78

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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.