Home / 13,692.22-20,535.19-3,832.20

Finding the Fourth Proportional to 13,692.22, 20,535.19 and 3,832.20

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Solution

The fourth proportional to 13,692.22, 20,535.19 and 3,832.20 is: 5,747.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,692.22 : 20,535.19 = 3,832.20 : x
  2. Step 2: Convert to fraction form
    13,692.22/20,535.19 = 3,832.20/x
  3. Step 3: Cross multiply
    13,692.22x = 20,535.19 × 3,832.20
  4. Step 4: Simplify right side
    13,692.22x = 78,694,955.12
  5. Step 5: Solve for x
    x = 78,694,955.12/13,692.22
  6. Step 6: Final answer
    x = 5,747.42

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1.5x scale

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.