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Finding the Fourth Proportional to 33,842.40, 50,648.40 and 29,695.20

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Solution

The fourth proportional to 33,842.40, 50,648.40 and 29,695.20 is: 44,441.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,842.40 : 50,648.40 = 29,695.20 : x
  2. Step 2: Convert to fraction form
    33,842.40/50,648.40 = 29,695.20/x
  3. Step 3: Cross multiply
    33,842.40x = 50,648.40 × 29,695.20
  4. Step 4: Simplify right side
    33,842.40x = 1,504,014,367.68
  5. Step 5: Solve for x
    x = 1,504,014,367.68/33,842.40
  6. Step 6: Final answer
    x = 44,441.72

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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.