Home / 33,358.70-50,033.73-12,579.50

Finding the Fourth Proportional to 33,358.70, 50,033.73 and 12,579.50

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Solution

The fourth proportional to 33,358.70, 50,033.73 and 12,579.50 is: 18,867.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,358.70 : 50,033.73 = 12,579.50 : x
  2. Step 2: Convert to fraction form
    33,358.70/50,033.73 = 12,579.50/x
  3. Step 3: Cross multiply
    33,358.70x = 50,033.73 × 12,579.50
  4. Step 4: Simplify right side
    33,358.70x = 629,399,306.54
  5. Step 5: Solve for x
    x = 629,399,306.54/33,358.70
  6. Step 6: Final answer
    x = 18,867.62

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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.