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Finding the Fourth Proportional to 29.54, 44.26 and 13.49

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Solution

The fourth proportional to 29.54, 44.26 and 13.49 is: 20.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.54 : 44.26 = 13.49 : x
  2. Step 2: Convert to fraction form
    29.54/44.26 = 13.49/x
  3. Step 3: Cross multiply
    29.54x = 44.26 × 13.49
  4. Step 4: Simplify right side
    29.54x = 597.07
  5. Step 5: Solve for x
    x = 597.07/29.54
  6. Step 6: Final answer
    x = 20.21

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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.