Home / 40,791.11-61,179.72-11,202.02

Finding the Fourth Proportional to 40,791.11, 61,179.72 and 11,202.02

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Solution

The fourth proportional to 40,791.11, 61,179.72 and 11,202.02 is: 16,801.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,791.11 : 61,179.72 = 11,202.02 : x
  2. Step 2: Convert to fraction form
    40,791.11/61,179.72 = 11,202.02/x
  3. Step 3: Cross multiply
    40,791.11x = 61,179.72 × 11,202.02
  4. Step 4: Simplify right side
    40,791.11x = 685,336,141.14
  5. Step 5: Solve for x
    x = 685,336,141.14/40,791.11
  6. Step 6: Final answer
    x = 16,801.12

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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.