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Finding the Fourth Proportional to 44.04, 66.04 and 30.52

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Solution

The fourth proportional to 44.04, 66.04 and 30.52 is: 45.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.04 : 66.04 = 30.52 : x
  2. Step 2: Convert to fraction form
    44.04/66.04 = 30.52/x
  3. Step 3: Cross multiply
    44.04x = 66.04 × 30.52
  4. Step 4: Simplify right side
    44.04x = 2,015.39
  5. Step 5: Solve for x
    x = 2,015.39/44.04
  6. Step 6: Final answer
    x = 45.76

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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.