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Finding the Fourth Proportional to 23.04, 34.58 and 19.24

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Solution

The fourth proportional to 23.04, 34.58 and 19.24 is: 28.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.04 : 34.58 = 19.24 : x
  2. Step 2: Convert to fraction form
    23.04/34.58 = 19.24/x
  3. Step 3: Cross multiply
    23.04x = 34.58 × 19.24
  4. Step 4: Simplify right side
    23.04x = 665.32
  5. Step 5: Solve for x
    x = 665.32/23.04
  6. Step 6: Final answer
    x = 28.88

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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.