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Finding the Fourth Proportional to 33.34, 45.79 and 32.43

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Solution

The fourth proportional to 33.34, 45.79 and 32.43 is: 44.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.34 : 45.79 = 32.43 : x
  2. Step 2: Convert to fraction form
    33.34/45.79 = 32.43/x
  3. Step 3: Cross multiply
    33.34x = 45.79 × 32.43
  4. Step 4: Simplify right side
    33.34x = 1,484.89
  5. Step 5: Solve for x
    x = 1,484.89/33.34
  6. Step 6: Final answer
    x = 44.54

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.