Home / 33,510.96-50,236.20-12,719.52

Finding the Fourth Proportional to 33,510.96, 50,236.20 and 12,719.52

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Solution

The fourth proportional to 33,510.96, 50,236.20 and 12,719.52 is: 19,067.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,510.96 : 50,236.20 = 12,719.52 : x
  2. Step 2: Convert to fraction form
    33,510.96/50,236.20 = 12,719.52/x
  3. Step 3: Cross multiply
    33,510.96x = 50,236.20 × 12,719.52
  4. Step 4: Simplify right side
    33,510.96x = 638,980,350.62
  5. Step 5: Solve for x
    x = 638,980,350.62/33,510.96
  6. Step 6: Final answer
    x = 19,067.80

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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.