Home / 29,272.73-43,930.89-18,195.57

Finding the Fourth Proportional to 29,272.73, 43,930.89 and 18,195.57

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Solution

The fourth proportional to 29,272.73, 43,930.89 and 18,195.57 is: 27,306.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,272.73 : 43,930.89 = 18,195.57 : x
  2. Step 2: Convert to fraction form
    29,272.73/43,930.89 = 18,195.57/x
  3. Step 3: Cross multiply
    29,272.73x = 43,930.89 × 18,195.57
  4. Step 4: Simplify right side
    29,272.73x = 799,347,584.16
  5. Step 5: Solve for x
    x = 799,347,584.16/29,272.73
  6. Step 6: Final answer
    x = 27,306.91

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1.5x scale

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.