Home / 16,116.32-24,163.75-8,221.70

Finding the Fourth Proportional to 16,116.32, 24,163.75 and 8,221.70

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Solution

The fourth proportional to 16,116.32, 24,163.75 and 8,221.70 is: 12,327.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,116.32 : 24,163.75 = 8,221.70 : x
  2. Step 2: Convert to fraction form
    16,116.32/24,163.75 = 8,221.70/x
  3. Step 3: Cross multiply
    16,116.32x = 24,163.75 × 8,221.70
  4. Step 4: Simplify right side
    16,116.32x = 198,667,103.38
  5. Step 5: Solve for x
    x = 198,667,103.38/16,116.32
  6. Step 6: Final answer
    x = 12,327.08

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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.