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Finding the Fourth Proportional to 23.33, 35.17 and 23.07

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Solution

The fourth proportional to 23.33, 35.17 and 23.07 is: 34.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.33 : 35.17 = 23.07 : x
  2. Step 2: Convert to fraction form
    23.33/35.17 = 23.07/x
  3. Step 3: Cross multiply
    23.33x = 35.17 × 23.07
  4. Step 4: Simplify right side
    23.33x = 811.31
  5. Step 5: Solve for x
    x = 811.31/23.33
  6. Step 6: Final answer
    x = 34.78

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.