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Finding the Fourth Proportional to 38.06, 52.61 and 32.60

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Solution

The fourth proportional to 38.06, 52.61 and 32.60 is: 45.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38.06 : 52.61 = 32.60 : x
  2. Step 2: Convert to fraction form
    38.06/52.61 = 32.60/x
  3. Step 3: Cross multiply
    38.06x = 52.61 × 32.60
  4. Step 4: Simplify right side
    38.06x = 1,714.66
  5. Step 5: Solve for x
    x = 1,714.66/38.06
  6. Step 6: Final answer
    x = 45.06

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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.