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Finding the Fourth Proportional to 62.99, 94.42 and 26.95

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Solution

The fourth proportional to 62.99, 94.42 and 26.95 is: 40.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.99 : 94.42 = 26.95 : x
  2. Step 2: Convert to fraction form
    62.99/94.42 = 26.95/x
  3. Step 3: Cross multiply
    62.99x = 94.42 × 26.95
  4. Step 4: Simplify right side
    62.99x = 2,544.62
  5. Step 5: Solve for x
    x = 2,544.62/62.99
  6. Step 6: Final answer
    x = 40.40

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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.