Home / 41,160.22-61,744.43-18,979.94

Finding the Fourth Proportional to 41,160.22, 61,744.43 and 18,979.94

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Solution

The fourth proportional to 41,160.22, 61,744.43 and 18,979.94 is: 28,471.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,160.22 : 61,744.43 = 18,979.94 : x
  2. Step 2: Convert to fraction form
    41,160.22/61,744.43 = 18,979.94/x
  3. Step 3: Cross multiply
    41,160.22x = 61,744.43 × 18,979.94
  4. Step 4: Simplify right side
    41,160.22x = 1,171,905,778.55
  5. Step 5: Solve for x
    x = 1,171,905,778.55/41,160.22
  6. Step 6: Final answer
    x = 28,471.81

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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.