Home / 13,350.75-20,027.22-4,116.75

Finding the Fourth Proportional to 13,350.75, 20,027.22 and 4,116.75

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Solution

The fourth proportional to 13,350.75, 20,027.22 and 4,116.75 is: 6,175.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350.75 : 20,027.22 = 4,116.75 : x
  2. Step 2: Convert to fraction form
    13,350.75/20,027.22 = 4,116.75/x
  3. Step 3: Cross multiply
    13,350.75x = 20,027.22 × 4,116.75
  4. Step 4: Simplify right side
    13,350.75x = 82,447,057.94
  5. Step 5: Solve for x
    x = 82,447,057.94/13,350.75
  6. Step 6: Final answer
    x = 6,175.46

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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.