Home / 18,334.76-27,481.98-12,001.96

Finding the Fourth Proportional to 18,334.76, 27,481.98 and 12,001.96

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Solution

The fourth proportional to 18,334.76, 27,481.98 and 12,001.96 is: 17,989.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,334.76 : 27,481.98 = 12,001.96 : x
  2. Step 2: Convert to fraction form
    18,334.76/27,481.98 = 12,001.96/x
  3. Step 3: Cross multiply
    18,334.76x = 27,481.98 × 12,001.96
  4. Step 4: Simplify right side
    18,334.76x = 329,837,624.68
  5. Step 5: Solve for x
    x = 329,837,624.68/18,334.76
  6. Step 6: Final answer
    x = 17,989.74

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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.