Home / 16,120.55-24,194.15-8,228.90

Finding the Fourth Proportional to 16,120.55, 24,194.15 and 8,228.90

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Solution

The fourth proportional to 16,120.55, 24,194.15 and 8,228.90 is: 12,350.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120.55 : 24,194.15 = 8,228.90 : x
  2. Step 2: Convert to fraction form
    16,120.55/24,194.15 = 8,228.90/x
  3. Step 3: Cross multiply
    16,120.55x = 24,194.15 × 8,228.90
  4. Step 4: Simplify right side
    16,120.55x = 199,091,109.68
  5. Step 5: Solve for x
    x = 199,091,109.68/16,120.55
  6. Step 6: Final answer
    x = 12,350.14

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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.