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Finding the Fourth Proportional to 35.06, 48.13 and 33.85

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Solution

The fourth proportional to 35.06, 48.13 and 33.85 is: 46.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.06 : 48.13 = 33.85 : x
  2. Step 2: Convert to fraction form
    35.06/48.13 = 33.85/x
  3. Step 3: Cross multiply
    35.06x = 48.13 × 33.85
  4. Step 4: Simplify right side
    35.06x = 1,628.96
  5. Step 5: Solve for x
    x = 1,628.96/35.06
  6. Step 6: Final answer
    x = 46.46

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.