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Finding the Fourth Proportional to 44.84, 67.25 and 12.34

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Solution

The fourth proportional to 44.84, 67.25 and 12.34 is: 18.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.84 : 67.25 = 12.34 : x
  2. Step 2: Convert to fraction form
    44.84/67.25 = 12.34/x
  3. Step 3: Cross multiply
    44.84x = 67.25 × 12.34
  4. Step 4: Simplify right side
    44.84x = 830.06
  5. Step 5: Solve for x
    x = 830.06/44.84
  6. Step 6: Final answer
    x = 18.51

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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.