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Finding the Fourth Proportional to 46.50, 69.62 and 33.62

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Solution

The fourth proportional to 46.50, 69.62 and 33.62 is: 50.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.50 : 69.62 = 33.62 : x
  2. Step 2: Convert to fraction form
    46.50/69.62 = 33.62/x
  3. Step 3: Cross multiply
    46.50x = 69.62 × 33.62
  4. Step 4: Simplify right side
    46.50x = 2,340.62
  5. Step 5: Solve for x
    x = 2,340.62/46.50
  6. Step 6: Final answer
    x = 50.34

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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.