Home / 33,169.62-49,754.13-13,443.49

Finding the Fourth Proportional to 33,169.62, 49,754.13 and 13,443.49

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Solution

The fourth proportional to 33,169.62, 49,754.13 and 13,443.49 is: 20,165.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,169.62 : 49,754.13 = 13,443.49 : x
  2. Step 2: Convert to fraction form
    33,169.62/49,754.13 = 13,443.49/x
  3. Step 3: Cross multiply
    33,169.62x = 49,754.13 × 13,443.49
  4. Step 4: Simplify right side
    33,169.62x = 668,869,149.11
  5. Step 5: Solve for x
    x = 668,869,149.11/33,169.62
  6. Step 6: Final answer
    x = 20,165.11

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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.