Home / 33,168.62-49,752.63-13,442.49

Finding the Fourth Proportional to 33,168.62, 49,752.63 and 13,442.49

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Solution

The fourth proportional to 33,168.62, 49,752.63 and 13,442.49 is: 20,163.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,168.62 : 49,752.63 = 13,442.49 : x
  2. Step 2: Convert to fraction form
    33,168.62/49,752.63 = 13,442.49/x
  3. Step 3: Cross multiply
    33,168.62x = 49,752.63 × 13,442.49
  4. Step 4: Simplify right side
    33,168.62x = 668,799,231.25
  5. Step 5: Solve for x
    x = 668,799,231.25/33,168.62
  6. Step 6: Final answer
    x = 20,163.61

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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.