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Finding the Fourth Proportional to 17.85, 24.33 and 17.65

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Solution

The fourth proportional to 17.85, 24.33 and 17.65 is: 24.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17.85 : 24.33 = 17.65 : x
  2. Step 2: Convert to fraction form
    17.85/24.33 = 17.65/x
  3. Step 3: Cross multiply
    17.85x = 24.33 × 17.65
  4. Step 4: Simplify right side
    17.85x = 429.52
  5. Step 5: Solve for x
    x = 429.52/17.85
  6. Step 6: Final answer
    x = 24.06

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.