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Finding the Fourth Proportional to 50,708.44, 76,046.48 and 17,420.48

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Solution

The fourth proportional to 50,708.44, 76,046.48 and 17,420.48 is: 26,125.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,708.44 : 76,046.48 = 17,420.48 : x
  2. Step 2: Convert to fraction form
    50,708.44/76,046.48 = 17,420.48/x
  3. Step 3: Cross multiply
    50,708.44x = 76,046.48 × 17,420.48
  4. Step 4: Simplify right side
    50,708.44x = 1,324,766,183.91
  5. Step 5: Solve for x
    x = 1,324,766,183.91/50,708.44
  6. Step 6: Final answer
    x = 26,125.16

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1.5x scale

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.