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Finding the Fourth Proportional to 25.13, 37.44 and 22.84

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Solution

The fourth proportional to 25.13, 37.44 and 22.84 is: 34.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25.13 : 37.44 = 22.84 : x
  2. Step 2: Convert to fraction form
    25.13/37.44 = 22.84/x
  3. Step 3: Cross multiply
    25.13x = 37.44 × 22.84
  4. Step 4: Simplify right side
    25.13x = 855.04
  5. Step 5: Solve for x
    x = 855.04/25.13
  6. Step 6: Final answer
    x = 34.02

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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.