Home / 41,348.73-61,986.19-19,131.55

Finding the Fourth Proportional to 41,348.73, 61,986.19 and 19,131.55

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Solution

The fourth proportional to 41,348.73, 61,986.19 and 19,131.55 is: 28,680.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,348.73 : 61,986.19 = 19,131.55 : x
  2. Step 2: Convert to fraction form
    41,348.73/61,986.19 = 19,131.55/x
  3. Step 3: Cross multiply
    41,348.73x = 61,986.19 × 19,131.55
  4. Step 4: Simplify right side
    41,348.73x = 1,185,891,893.29
  5. Step 5: Solve for x
    x = 1,185,891,893.29/41,348.73
  6. Step 6: Final answer
    x = 28,680.25

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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.