Home / 34,847.28-48,074.40-20,692.44

Finding the Fourth Proportional to 34,847.28, 48,074.40 and 20,692.44

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Solution

The fourth proportional to 34,847.28, 48,074.40 and 20,692.44 is: 28,546.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,847.28 : 48,074.40 = 20,692.44 : x
  2. Step 2: Convert to fraction form
    34,847.28/48,074.40 = 20,692.44/x
  3. Step 3: Cross multiply
    34,847.28x = 48,074.40 × 20,692.44
  4. Step 4: Simplify right side
    34,847.28x = 994,776,637.54
  5. Step 5: Solve for x
    x = 994,776,637.54/34,847.28
  6. Step 6: Final answer
    x = 28,546.75

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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.