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Finding the Fourth Proportional to 44.84, 66.93 and 39.44

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Solution

The fourth proportional to 44.84, 66.93 and 39.44 is: 58.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.84 : 66.93 = 39.44 : x
  2. Step 2: Convert to fraction form
    44.84/66.93 = 39.44/x
  3. Step 3: Cross multiply
    44.84x = 66.93 × 39.44
  4. Step 4: Simplify right side
    44.84x = 2,639.72
  5. Step 5: Solve for x
    x = 2,639.72/44.84
  6. Step 6: Final answer
    x = 58.87

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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.