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Finding the Fourth Proportional to 36.83, 50.67 and 34.13

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Solution

The fourth proportional to 36.83, 50.67 and 34.13 is: 46.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.83 : 50.67 = 34.13 : x
  2. Step 2: Convert to fraction form
    36.83/50.67 = 34.13/x
  3. Step 3: Cross multiply
    36.83x = 50.67 × 34.13
  4. Step 4: Simplify right side
    36.83x = 1,729.11
  5. Step 5: Solve for x
    x = 1,729.11/36.83
  6. Step 6: Final answer
    x = 46.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.