Home / 20,544.72-30,817.92-8,063.64

Finding the Fourth Proportional to 20,544.72, 30,817.92 and 8,063.64

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Solution

The fourth proportional to 20,544.72, 30,817.92 and 8,063.64 is: 12,095.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,544.72 : 30,817.92 = 8,063.64 : x
  2. Step 2: Convert to fraction form
    20,544.72/30,817.92 = 8,063.64/x
  3. Step 3: Cross multiply
    20,544.72x = 30,817.92 × 8,063.64
  4. Step 4: Simplify right side
    20,544.72x = 248,504,612.43
  5. Step 5: Solve for x
    x = 248,504,612.43/20,544.72
  6. Step 6: Final answer
    x = 12,095.79

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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.