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Finding the Fourth Proportional to 34.33, 51.44 and 14.00

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Solution

The fourth proportional to 34.33, 51.44 and 14.00 is: 20.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.33 : 51.44 = 14.00 : x
  2. Step 2: Convert to fraction form
    34.33/51.44 = 14.00/x
  3. Step 3: Cross multiply
    34.33x = 51.44 × 14.00
  4. Step 4: Simplify right side
    34.33x = 720.10
  5. Step 5: Solve for x
    x = 720.10/34.33
  6. Step 6: Final answer
    x = 20.97

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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.