Home / 36,912.60-55,331.10-18,163.80

Finding the Fourth Proportional to 36,912.60, 55,331.10 and 18,163.80

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Solution

The fourth proportional to 36,912.60, 55,331.10 and 18,163.80 is: 27,227.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,912.60 : 55,331.10 = 18,163.80 : x
  2. Step 2: Convert to fraction form
    36,912.60/55,331.10 = 18,163.80/x
  3. Step 3: Cross multiply
    36,912.60x = 55,331.10 × 18,163.80
  4. Step 4: Simplify right side
    36,912.60x = 1,005,023,034.18
  5. Step 5: Solve for x
    x = 1,005,023,034.18/36,912.60
  6. Step 6: Final answer
    x = 27,227.10

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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.