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Finding the Fourth Proportional to 44.06, 60.81 and 25.39

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Solution

The fourth proportional to 44.06, 60.81 and 25.39 is: 35.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.06 : 60.81 = 25.39 : x
  2. Step 2: Convert to fraction form
    44.06/60.81 = 25.39/x
  3. Step 3: Cross multiply
    44.06x = 60.81 × 25.39
  4. Step 4: Simplify right side
    44.06x = 1,544.12
  5. Step 5: Solve for x
    x = 1,544.12/44.06
  6. Step 6: Final answer
    x = 35.04

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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.