Home / 43,231.82-64,791.20-22,154

Finding the Fourth Proportional to 43,231.82, 64,791.20 and 22,154

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Solution

The fourth proportional to 43,231.82, 64,791.20 and 22,154 is: 33,202.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,231.82 : 64,791.20 = 22,154 : x
  2. Step 2: Convert to fraction form
    43,231.82/64,791.20 = 22,154/x
  3. Step 3: Cross multiply
    43,231.82x = 64,791.20 × 22,154
  4. Step 4: Simplify right side
    43,231.82x = 1,435,384,244.80
  5. Step 5: Solve for x
    x = 1,435,384,244.80/43,231.82
  6. Step 6: Final answer
    x = 33,202.03

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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.