Home / 33,825.60-50,763.92-12,764.79

Finding the Fourth Proportional to 33,825.60, 50,763.92 and 12,764.79

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Solution

The fourth proportional to 33,825.60, 50,763.92 and 12,764.79 is: 19,156.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,825.60 : 50,763.92 = 12,764.79 : x
  2. Step 2: Convert to fraction form
    33,825.60/50,763.92 = 12,764.79/x
  3. Step 3: Cross multiply
    33,825.60x = 50,763.92 × 12,764.79
  4. Step 4: Simplify right side
    33,825.60x = 647,990,714.55
  5. Step 5: Solve for x
    x = 647,990,714.55/33,825.60
  6. Step 6: Final answer
    x = 19,156.81

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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.