Home / 13,850.82-20,751.14-6,360.64

Finding the Fourth Proportional to 13,850.82, 20,751.14 and 6,360.64

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Solution

The fourth proportional to 13,850.82, 20,751.14 and 6,360.64 is: 9,529.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850.82 : 20,751.14 = 6,360.64 : x
  2. Step 2: Convert to fraction form
    13,850.82/20,751.14 = 6,360.64/x
  3. Step 3: Cross multiply
    13,850.82x = 20,751.14 × 6,360.64
  4. Step 4: Simplify right side
    13,850.82x = 131,990,531.13
  5. Step 5: Solve for x
    x = 131,990,531.13/13,850.82
  6. Step 6: Final answer
    x = 9,529.44

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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.