Home / 13,022.97-19,513.45-6,773.61

Finding the Fourth Proportional to 13,022.97, 19,513.45 and 6,773.61

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Solution

The fourth proportional to 13,022.97, 19,513.45 and 6,773.61 is: 10,149.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,022.97 : 19,513.45 = 6,773.61 : x
  2. Step 2: Convert to fraction form
    13,022.97/19,513.45 = 6,773.61/x
  3. Step 3: Cross multiply
    13,022.97x = 19,513.45 × 6,773.61
  4. Step 4: Simplify right side
    13,022.97x = 132,176,500.05
  5. Step 5: Solve for x
    x = 132,176,500.05/13,022.97
  6. Step 6: Final answer
    x = 10,149.49

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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.