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Finding the Fourth Proportional to 37.26, 51.50 and 32.86

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Solution

The fourth proportional to 37.26, 51.50 and 32.86 is: 45.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.26 : 51.50 = 32.86 : x
  2. Step 2: Convert to fraction form
    37.26/51.50 = 32.86/x
  3. Step 3: Cross multiply
    37.26x = 51.50 × 32.86
  4. Step 4: Simplify right side
    37.26x = 1,692.29
  5. Step 5: Solve for x
    x = 1,692.29/37.26
  6. Step 6: Final answer
    x = 45.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.