Home / 41,188.43-61,733.43-18,979.44

Finding the Fourth Proportional to 41,188.43, 61,733.43 and 18,979.44

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Solution

The fourth proportional to 41,188.43, 61,733.43 and 18,979.44 is: 28,446.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,188.43 : 61,733.43 = 18,979.44 : x
  2. Step 2: Convert to fraction form
    41,188.43/61,733.43 = 18,979.44/x
  3. Step 3: Cross multiply
    41,188.43x = 61,733.43 × 18,979.44
  4. Step 4: Simplify right side
    41,188.43x = 1,171,665,930.68
  5. Step 5: Solve for x
    x = 1,171,665,930.68/41,188.43
  6. Step 6: Final answer
    x = 28,446.49

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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.