Home / 20,363.94-30,546.18-8,668.62

Finding the Fourth Proportional to 20,363.94, 30,546.18 and 8,668.62

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Solution

The fourth proportional to 20,363.94, 30,546.18 and 8,668.62 is: 13,003.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,363.94 : 30,546.18 = 8,668.62 : x
  2. Step 2: Convert to fraction form
    20,363.94/30,546.18 = 8,668.62/x
  3. Step 3: Cross multiply
    20,363.94x = 30,546.18 × 8,668.62
  4. Step 4: Simplify right side
    20,363.94x = 264,793,226.87
  5. Step 5: Solve for x
    x = 264,793,226.87/20,363.94
  6. Step 6: Final answer
    x = 13,003.04

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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.