Home / 13,441.44-20,166.27-6,872.24

Finding the Fourth Proportional to 13,441.44, 20,166.27 and 6,872.24

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Solution

The fourth proportional to 13,441.44, 20,166.27 and 6,872.24 is: 10,310.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,441.44 : 20,166.27 = 6,872.24 : x
  2. Step 2: Convert to fraction form
    13,441.44/20,166.27 = 6,872.24/x
  3. Step 3: Cross multiply
    13,441.44x = 20,166.27 × 6,872.24
  4. Step 4: Simplify right side
    13,441.44x = 138,587,471.99
  5. Step 5: Solve for x
    x = 138,587,471.99/13,441.44
  6. Step 6: Final answer
    x = 10,310.46

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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.