Home / 18,197.18-27,273.44-8,698.61

Finding the Fourth Proportional to 18,197.18, 27,273.44 and 8,698.61

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Solution

The fourth proportional to 18,197.18, 27,273.44 and 8,698.61 is: 13,037.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,197.18 : 27,273.44 = 8,698.61 : x
  2. Step 2: Convert to fraction form
    18,197.18/27,273.44 = 8,698.61/x
  3. Step 3: Cross multiply
    18,197.18x = 27,273.44 × 8,698.61
  4. Step 4: Simplify right side
    18,197.18x = 237,241,107.85
  5. Step 5: Solve for x
    x = 237,241,107.85/18,197.18
  6. Step 6: Final answer
    x = 13,037.25

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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.