Home / 41,986.67-57,874.07-28,370.46

Finding the Fourth Proportional to 41,986.67, 57,874.07 and 28,370.46

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Solution

The fourth proportional to 41,986.67, 57,874.07 and 28,370.46 is: 39,105.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,986.67 : 57,874.07 = 28,370.46 : x
  2. Step 2: Convert to fraction form
    41,986.67/57,874.07 = 28,370.46/x
  3. Step 3: Cross multiply
    41,986.67x = 57,874.07 × 28,370.46
  4. Step 4: Simplify right side
    41,986.67x = 1,641,914,058.90
  5. Step 5: Solve for x
    x = 1,641,914,058.90/41,986.67
  6. Step 6: Final answer
    x = 39,105.60

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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.