Home / 36,692.13-50,635.35-20,778.06

Finding the Fourth Proportional to 36,692.13, 50,635.35 and 20,778.06

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Solution

The fourth proportional to 36,692.13, 50,635.35 and 20,778.06 is: 28,673.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,692.13 : 50,635.35 = 20,778.06 : x
  2. Step 2: Convert to fraction form
    36,692.13/50,635.35 = 20,778.06/x
  3. Step 3: Cross multiply
    36,692.13x = 50,635.35 × 20,778.06
  4. Step 4: Simplify right side
    36,692.13x = 1,052,104,340.42
  5. Step 5: Solve for x
    x = 1,052,104,340.42/36,692.13
  6. Step 6: Final answer
    x = 28,673.84

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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.