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Finding the Fourth Proportional to 23.32, 35.02 and 19.34

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Solution

The fourth proportional to 23.32, 35.02 and 19.34 is: 29.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.32 : 35.02 = 19.34 : x
  2. Step 2: Convert to fraction form
    23.32/35.02 = 19.34/x
  3. Step 3: Cross multiply
    23.32x = 35.02 × 19.34
  4. Step 4: Simplify right side
    23.32x = 677.29
  5. Step 5: Solve for x
    x = 677.29/23.32
  6. Step 6: Final answer
    x = 29.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.