Home / 16,163.21-24,221.07-8,147.00

Finding the Fourth Proportional to 16,163.21, 24,221.07 and 8,147.00

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Solution

The fourth proportional to 16,163.21, 24,221.07 and 8,147.00 is: 12,208.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,163.21 : 24,221.07 = 8,147.00 : x
  2. Step 2: Convert to fraction form
    16,163.21/24,221.07 = 8,147.00/x
  3. Step 3: Cross multiply
    16,163.21x = 24,221.07 × 8,147.00
  4. Step 4: Simplify right side
    16,163.21x = 197,328,936.18
  5. Step 5: Solve for x
    x = 197,328,936.18/16,163.21
  6. Step 6: Final answer
    x = 12,208.53

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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.