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Finding the Fourth Proportional to 24.22, 33.45 and 19.04

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Solution

The fourth proportional to 24.22, 33.45 and 19.04 is: 26.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.22 : 33.45 = 19.04 : x
  2. Step 2: Convert to fraction form
    24.22/33.45 = 19.04/x
  3. Step 3: Cross multiply
    24.22x = 33.45 × 19.04
  4. Step 4: Simplify right side
    24.22x = 636.89
  5. Step 5: Solve for x
    x = 636.89/24.22
  6. Step 6: Final answer
    x = 26.30

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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.