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Finding the Fourth Proportional to 44.51, 66.82 and 27.35

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Solution

The fourth proportional to 44.51, 66.82 and 27.35 is: 41.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.51 : 66.82 = 27.35 : x
  2. Step 2: Convert to fraction form
    44.51/66.82 = 27.35/x
  3. Step 3: Cross multiply
    44.51x = 66.82 × 27.35
  4. Step 4: Simplify right side
    44.51x = 1,827.06
  5. Step 5: Solve for x
    x = 1,827.06/44.51
  6. Step 6: Final answer
    x = 41.05

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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.