Home / 41,976.72-57,909.60-25,200

Finding the Fourth Proportional to 41,976.72, 57,909.60 and 25,200

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Solution

The fourth proportional to 41,976.72, 57,909.60 and 25,200 is: 34,765.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,976.72 : 57,909.60 = 25,200 : x
  2. Step 2: Convert to fraction form
    41,976.72/57,909.60 = 25,200/x
  3. Step 3: Cross multiply
    41,976.72x = 57,909.60 × 25,200
  4. Step 4: Simplify right side
    41,976.72x = 1,459,321,920
  5. Step 5: Solve for x
    x = 1,459,321,920/41,976.72
  6. Step 6: Final answer
    x = 34,765.03

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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.