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Finding the Fourth Proportional to 36.10, 54.26 and 35.02

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Solution

The fourth proportional to 36.10, 54.26 and 35.02 is: 52.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.10 : 54.26 = 35.02 : x
  2. Step 2: Convert to fraction form
    36.10/54.26 = 35.02/x
  3. Step 3: Cross multiply
    36.10x = 54.26 × 35.02
  4. Step 4: Simplify right side
    36.10x = 1,900.19
  5. Step 5: Solve for x
    x = 1,900.19/36.10
  6. Step 6: Final answer
    x = 52.64

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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.