Home / 13,850.96-20,776.44-3,462.80

Finding the Fourth Proportional to 13,850.96, 20,776.44 and 3,462.80

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Solution

The fourth proportional to 13,850.96, 20,776.44 and 3,462.80 is: 5,194.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850.96 : 20,776.44 = 3,462.80 : x
  2. Step 2: Convert to fraction form
    13,850.96/20,776.44 = 3,462.80/x
  3. Step 3: Cross multiply
    13,850.96x = 20,776.44 × 3,462.80
  4. Step 4: Simplify right side
    13,850.96x = 71,944,656.43
  5. Step 5: Solve for x
    x = 71,944,656.43/13,850.96
  6. Step 6: Final answer
    x = 5,194.20

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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.