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Finding the Fourth Proportional to 29.95, 41.26 and 22.16

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Solution

The fourth proportional to 29.95, 41.26 and 22.16 is: 30.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.95 : 41.26 = 22.16 : x
  2. Step 2: Convert to fraction form
    29.95/41.26 = 22.16/x
  3. Step 3: Cross multiply
    29.95x = 41.26 × 22.16
  4. Step 4: Simplify right side
    29.95x = 914.32
  5. Step 5: Solve for x
    x = 914.32/29.95
  6. Step 6: Final answer
    x = 30.53

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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.