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Finding the Fourth Proportional to 29.64, 44.40 and 24.28

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Solution

The fourth proportional to 29.64, 44.40 and 24.28 is: 36.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.64 : 44.40 = 24.28 : x
  2. Step 2: Convert to fraction form
    29.64/44.40 = 24.28/x
  3. Step 3: Cross multiply
    29.64x = 44.40 × 24.28
  4. Step 4: Simplify right side
    29.64x = 1,078.03
  5. Step 5: Solve for x
    x = 1,078.03/29.64
  6. Step 6: Final answer
    x = 36.37

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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.