Home / 33,350.39-50,007.12-13,642.79

Finding the Fourth Proportional to 33,350.39, 50,007.12 and 13,642.79

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Solution

The fourth proportional to 33,350.39, 50,007.12 and 13,642.79 is: 20,456.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,350.39 : 50,007.12 = 13,642.79 : x
  2. Step 2: Convert to fraction form
    33,350.39/50,007.12 = 13,642.79/x
  3. Step 3: Cross multiply
    33,350.39x = 50,007.12 × 13,642.79
  4. Step 4: Simplify right side
    33,350.39x = 682,236,511.65
  5. Step 5: Solve for x
    x = 682,236,511.65/33,350.39
  6. Step 6: Final answer
    x = 20,456.63

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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.