Home / 19,793.10-27,317.57-11,295.21

Finding the Fourth Proportional to 19,793.10, 27,317.57 and 11,295.21

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Solution

The fourth proportional to 19,793.10, 27,317.57 and 11,295.21 is: 15,589.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,793.10 : 27,317.57 = 11,295.21 : x
  2. Step 2: Convert to fraction form
    19,793.10/27,317.57 = 11,295.21/x
  3. Step 3: Cross multiply
    19,793.10x = 27,317.57 × 11,295.21
  4. Step 4: Simplify right side
    19,793.10x = 308,557,633.36
  5. Step 5: Solve for x
    x = 308,557,633.36/19,793.10
  6. Step 6: Final answer
    x = 15,589.15

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Similar ratio
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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.