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Finding the Fourth Proportional to 24.28, 36.24 and 24

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Solution

The fourth proportional to 24.28, 36.24 and 24 is: 35.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.28 : 36.24 = 24 : x
  2. Step 2: Convert to fraction form
    24.28/36.24 = 24/x
  3. Step 3: Cross multiply
    24.28x = 36.24 × 24
  4. Step 4: Simplify right side
    24.28x = 869.76
  5. Step 5: Solve for x
    x = 869.76/24.28
  6. Step 6: Final answer
    x = 35.82

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1.5x scale

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.