Home / 20,377.96-30,569.66-8,063.08

Finding the Fourth Proportional to 20,377.96, 30,569.66 and 8,063.08

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Solution

The fourth proportional to 20,377.96, 30,569.66 and 8,063.08 is: 12,095.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,377.96 : 30,569.66 = 8,063.08 : x
  2. Step 2: Convert to fraction form
    20,377.96/30,569.66 = 8,063.08/x
  3. Step 3: Cross multiply
    20,377.96x = 30,569.66 × 8,063.08
  4. Step 4: Simplify right side
    20,377.96x = 246,485,614.15
  5. Step 5: Solve for x
    x = 246,485,614.15/20,377.96
  6. Step 6: Final answer
    x = 12,095.70

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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.