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Finding the Fourth Proportional to 25.33, 34.93 and 22.93

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Solution

The fourth proportional to 25.33, 34.93 and 22.93 is: 31.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25.33 : 34.93 = 22.93 : x
  2. Step 2: Convert to fraction form
    25.33/34.93 = 22.93/x
  3. Step 3: Cross multiply
    25.33x = 34.93 × 22.93
  4. Step 4: Simplify right side
    25.33x = 800.94
  5. Step 5: Solve for x
    x = 800.94/25.33
  6. Step 6: Final answer
    x = 31.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.