Home / 19,793.43-27,315.25-10,841.78

Finding the Fourth Proportional to 19,793.43, 27,315.25 and 10,841.78

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Solution

The fourth proportional to 19,793.43, 27,315.25 and 10,841.78 is: 14,961.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,793.43 : 27,315.25 = 10,841.78 : x
  2. Step 2: Convert to fraction form
    19,793.43/27,315.25 = 10,841.78/x
  3. Step 3: Cross multiply
    19,793.43x = 27,315.25 × 10,841.78
  4. Step 4: Simplify right side
    19,793.43x = 296,145,972.33
  5. Step 5: Solve for x
    x = 296,145,972.33/19,793.43
  6. Step 6: Final answer
    x = 14,961.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.