Home / 18,234.88-27,353.85-5,087.41

Finding the Fourth Proportional to 18,234.88, 27,353.85 and 5,087.41

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Solution

The fourth proportional to 18,234.88, 27,353.85 and 5,087.41 is: 7,631.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234.88 : 27,353.85 = 5,087.41 : x
  2. Step 2: Convert to fraction form
    18,234.88/27,353.85 = 5,087.41/x
  3. Step 3: Cross multiply
    18,234.88x = 27,353.85 × 5,087.41
  4. Step 4: Simplify right side
    18,234.88x = 139,160,250.03
  5. Step 5: Solve for x
    x = 139,160,250.03/18,234.88
  6. Step 6: Final answer
    x = 7,631.54

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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.