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Finding the Fourth Proportional to 44.84, 61.88 and 25.43

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Solution

The fourth proportional to 44.84, 61.88 and 25.43 is: 35.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.84 : 61.88 = 25.43 : x
  2. Step 2: Convert to fraction form
    44.84/61.88 = 25.43/x
  3. Step 3: Cross multiply
    44.84x = 61.88 × 25.43
  4. Step 4: Simplify right side
    44.84x = 1,573.61
  5. Step 5: Solve for x
    x = 1,573.61/44.84
  6. Step 6: Final answer
    x = 35.09

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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.