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Finding the Fourth Proportional to 17,793.21, 26,693.06 and 5,945.86

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Solution

The fourth proportional to 17,793.21, 26,693.06 and 5,945.86 is: 8,919.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,793.21 : 26,693.06 = 5,945.86 : x
  2. Step 2: Convert to fraction form
    17,793.21/26,693.06 = 5,945.86/x
  3. Step 3: Cross multiply
    17,793.21x = 26,693.06 × 5,945.86
  4. Step 4: Simplify right side
    17,793.21x = 158,713,197.73
  5. Step 5: Solve for x
    x = 158,713,197.73/17,793.21
  6. Step 6: Final answer
    x = 8,919.87

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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.