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Finding the Fourth Proportional to 33.94, 46.77 and 22.27

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Solution

The fourth proportional to 33.94, 46.77 and 22.27 is: 30.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.94 : 46.77 = 22.27 : x
  2. Step 2: Convert to fraction form
    33.94/46.77 = 22.27/x
  3. Step 3: Cross multiply
    33.94x = 46.77 × 22.27
  4. Step 4: Simplify right side
    33.94x = 1,041.57
  5. Step 5: Solve for x
    x = 1,041.57/33.94
  6. Step 6: Final answer
    x = 30.69

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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.