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Finding the Fourth Proportional to 33.93, 46.83 and 18.98

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Solution

The fourth proportional to 33.93, 46.83 and 18.98 is: 26.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.93 : 46.83 = 18.98 : x
  2. Step 2: Convert to fraction form
    33.93/46.83 = 18.98/x
  3. Step 3: Cross multiply
    33.93x = 46.83 × 18.98
  4. Step 4: Simplify right side
    33.93x = 888.60
  5. Step 5: Solve for x
    x = 888.60/33.93
  6. Step 6: Final answer
    x = 26.19

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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.