Home / 41,181.57-61,771.71-13,101.21

Finding the Fourth Proportional to 41,181.57, 61,771.71 and 13,101.21

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Solution

The fourth proportional to 41,181.57, 61,771.71 and 13,101.21 is: 19,651.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,181.57 : 61,771.71 = 13,101.21 : x
  2. Step 2: Convert to fraction form
    41,181.57/61,771.71 = 13,101.21/x
  3. Step 3: Cross multiply
    41,181.57x = 61,771.71 × 13,101.21
  4. Step 4: Simplify right side
    41,181.57x = 809,284,144.77
  5. Step 5: Solve for x
    x = 809,284,144.77/41,181.57
  6. Step 6: Final answer
    x = 19,651.61

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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.