Home / 19,793.85-27,318.60-11,295.96

Finding the Fourth Proportional to 19,793.85, 27,318.60 and 11,295.96

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Solution

The fourth proportional to 19,793.85, 27,318.60 and 11,295.96 is: 15,590.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,793.85 : 27,318.60 = 11,295.96 : x
  2. Step 2: Convert to fraction form
    19,793.85/27,318.60 = 11,295.96/x
  3. Step 3: Cross multiply
    19,793.85x = 27,318.60 × 11,295.96
  4. Step 4: Simplify right side
    19,793.85x = 308,589,812.86
  5. Step 5: Solve for x
    x = 308,589,812.86/19,793.85
  6. Step 6: Final answer
    x = 15,590.19

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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.