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Finding the Fourth Proportional to 24.07, 36.12 and 21.94

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Solution

The fourth proportional to 24.07, 36.12 and 21.94 is: 32.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.07 : 36.12 = 21.94 : x
  2. Step 2: Convert to fraction form
    24.07/36.12 = 21.94/x
  3. Step 3: Cross multiply
    24.07x = 36.12 × 21.94
  4. Step 4: Simplify right side
    24.07x = 792.47
  5. Step 5: Solve for x
    x = 792.47/24.07
  6. Step 6: Final answer
    x = 32.92

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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.