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Finding the Fourth Proportional to 38.06, 56.83 and 32.26

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Solution

The fourth proportional to 38.06, 56.83 and 32.26 is: 48.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38.06 : 56.83 = 32.26 : x
  2. Step 2: Convert to fraction form
    38.06/56.83 = 32.26/x
  3. Step 3: Cross multiply
    38.06x = 56.83 × 32.26
  4. Step 4: Simplify right side
    38.06x = 1,833.23
  5. Step 5: Solve for x
    x = 1,833.23/38.06
  6. Step 6: Final answer
    x = 48.16

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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.