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Finding the Fourth Proportional to 46.10, 69.13 and 25.54

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Solution

The fourth proportional to 46.10, 69.13 and 25.54 is: 38.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.10 : 69.13 = 25.54 : x
  2. Step 2: Convert to fraction form
    46.10/69.13 = 25.54/x
  3. Step 3: Cross multiply
    46.10x = 69.13 × 25.54
  4. Step 4: Simplify right side
    46.10x = 1,765.58
  5. Step 5: Solve for x
    x = 1,765.58/46.10
  6. Step 6: Final answer
    x = 38.30

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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.