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Finding the Fourth Proportional to 33.52, 50 and 32.72

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Solution

The fourth proportional to 33.52, 50 and 32.72 is: 48.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.52 : 50 = 32.72 : x
  2. Step 2: Convert to fraction form
    33.52/50 = 32.72/x
  3. Step 3: Cross multiply
    33.52x = 50 × 32.72
  4. Step 4: Simplify right side
    33.52x = 1,636
  5. Step 5: Solve for x
    x = 1,636/33.52
  6. Step 6: Final answer
    x = 48.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.