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Finding the Fourth Proportional to 22.08, 33.07 and 17.58

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Solution

The fourth proportional to 22.08, 33.07 and 17.58 is: 26.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22.08 : 33.07 = 17.58 : x
  2. Step 2: Convert to fraction form
    22.08/33.07 = 17.58/x
  3. Step 3: Cross multiply
    22.08x = 33.07 × 17.58
  4. Step 4: Simplify right side
    22.08x = 581.37
  5. Step 5: Solve for x
    x = 581.37/22.08
  6. Step 6: Final answer
    x = 26.33

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