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Finding the Fourth Proportional to 34.23, 51.07 and 29.73

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Solution

The fourth proportional to 34.23, 51.07 and 29.73 is: 44.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.23 : 51.07 = 29.73 : x
  2. Step 2: Convert to fraction form
    34.23/51.07 = 29.73/x
  3. Step 3: Cross multiply
    34.23x = 51.07 × 29.73
  4. Step 4: Simplify right side
    34.23x = 1,518.31
  5. Step 5: Solve for x
    x = 1,518.31/34.23
  6. Step 6: Final answer
    x = 44.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.