Home / 41,968.60-62,931.30-15,659.80

Finding the Fourth Proportional to 41,968.60, 62,931.30 and 15,659.80

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Solution

The fourth proportional to 41,968.60, 62,931.30 and 15,659.80 is: 23,481.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,968.60 : 62,931.30 = 15,659.80 : x
  2. Step 2: Convert to fraction form
    41,968.60/62,931.30 = 15,659.80/x
  3. Step 3: Cross multiply
    41,968.60x = 62,931.30 × 15,659.80
  4. Step 4: Simplify right side
    41,968.60x = 985,491,571.74
  5. Step 5: Solve for x
    x = 985,491,571.74/41,968.60
  6. Step 6: Final answer
    x = 23,481.64

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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.