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Finding the Fourth Proportional to 24.80, 36.24 and 24.80

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Solution

The fourth proportional to 24.80, 36.24 and 24.80 is: 36.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.80 : 36.24 = 24.80 : x
  2. Step 2: Convert to fraction form
    24.80/36.24 = 24.80/x
  3. Step 3: Cross multiply
    24.80x = 36.24 × 24.80
  4. Step 4: Simplify right side
    24.80x = 898.75
  5. Step 5: Solve for x
    x = 898.75/24.80
  6. Step 6: Final answer
    x = 36.24

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.