Home / 33,631.70-50,422.94-11,439.12

Finding the Fourth Proportional to 33,631.70, 50,422.94 and 11,439.12

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Solution

The fourth proportional to 33,631.70, 50,422.94 and 11,439.12 is: 17,150.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,631.70 : 50,422.94 = 11,439.12 : x
  2. Step 2: Convert to fraction form
    33,631.70/50,422.94 = 11,439.12/x
  3. Step 3: Cross multiply
    33,631.70x = 50,422.94 × 11,439.12
  4. Step 4: Simplify right side
    33,631.70x = 576,794,061.41
  5. Step 5: Solve for x
    x = 576,794,061.41/33,631.70
  6. Step 6: Final answer
    x = 17,150.31

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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.