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Finding the Fourth Proportional to 47,692.62, 65,839.50 and 29,797.56

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Solution

The fourth proportional to 47,692.62, 65,839.50 and 29,797.56 is: 41,135.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,692.62 : 65,839.50 = 29,797.56 : x
  2. Step 2: Convert to fraction form
    47,692.62/65,839.50 = 29,797.56/x
  3. Step 3: Cross multiply
    47,692.62x = 65,839.50 × 29,797.56
  4. Step 4: Simplify right side
    47,692.62x = 1,961,856,451.62
  5. Step 5: Solve for x
    x = 1,961,856,451.62/47,692.62
  6. Step 6: Final answer
    x = 41,135.43

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1.5x scale

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.