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Finding the Fourth Proportional to 33.33, 46 and 26.76

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Solution

The fourth proportional to 33.33, 46 and 26.76 is: 36.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.33 : 46 = 26.76 : x
  2. Step 2: Convert to fraction form
    33.33/46 = 26.76/x
  3. Step 3: Cross multiply
    33.33x = 46 × 26.76
  4. Step 4: Simplify right side
    33.33x = 1,230.96
  5. Step 5: Solve for x
    x = 1,230.96/33.33
  6. Step 6: Final answer
    x = 36.93

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Find fourth proportional to 16.67, 23 and 13.38
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Similar ratio
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1.5x scale

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.