Home / 41,379.72-57,103.36-22,516.80

Finding the Fourth Proportional to 41,379.72, 57,103.36 and 22,516.80

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Solution

The fourth proportional to 41,379.72, 57,103.36 and 22,516.80 is: 31,072.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,379.72 : 57,103.36 = 22,516.80 : x
  2. Step 2: Convert to fraction form
    41,379.72/57,103.36 = 22,516.80/x
  3. Step 3: Cross multiply
    41,379.72x = 57,103.36 × 22,516.80
  4. Step 4: Simplify right side
    41,379.72x = 1,285,784,936.45
  5. Step 5: Solve for x
    x = 1,285,784,936.45/41,379.72
  6. Step 6: Final answer
    x = 31,072.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.