Home / 20,124.15-30,183.32-6,794.73

Finding the Fourth Proportional to 20,124.15, 30,183.32 and 6,794.73

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Solution

The fourth proportional to 20,124.15, 30,183.32 and 6,794.73 is: 10,191.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,124.15 : 30,183.32 = 6,794.73 : x
  2. Step 2: Convert to fraction form
    20,124.15/30,183.32 = 6,794.73/x
  3. Step 3: Cross multiply
    20,124.15x = 30,183.32 × 6,794.73
  4. Step 4: Simplify right side
    20,124.15x = 205,087,526.89
  5. Step 5: Solve for x
    x = 205,087,526.89/20,124.15
  6. Step 6: Final answer
    x = 10,191.11

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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.