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Finding the Fourth Proportional to 33.37, 50.08 and 19.67

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Solution

The fourth proportional to 33.37, 50.08 and 19.67 is: 29.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.37 : 50.08 = 19.67 : x
  2. Step 2: Convert to fraction form
    33.37/50.08 = 19.67/x
  3. Step 3: Cross multiply
    33.37x = 50.08 × 19.67
  4. Step 4: Simplify right side
    33.37x = 984.77
  5. Step 5: Solve for x
    x = 984.77/33.37
  6. Step 6: Final answer
    x = 29.51

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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.