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Finding the Fourth Proportional to 44.44, 66.73 and 25.22

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Solution

The fourth proportional to 44.44, 66.73 and 25.22 is: 37.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.44 : 66.73 = 25.22 : x
  2. Step 2: Convert to fraction form
    44.44/66.73 = 25.22/x
  3. Step 3: Cross multiply
    44.44x = 66.73 × 25.22
  4. Step 4: Simplify right side
    44.44x = 1,682.93
  5. Step 5: Solve for x
    x = 1,682.93/44.44
  6. Step 6: Final answer
    x = 37.87

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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.