Home / 18,155.33-27,229.72-5,004.44

Finding the Fourth Proportional to 18,155.33, 27,229.72 and 5,004.44

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Solution

The fourth proportional to 18,155.33, 27,229.72 and 5,004.44 is: 7,505.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,155.33 : 27,229.72 = 5,004.44 : x
  2. Step 2: Convert to fraction form
    18,155.33/27,229.72 = 5,004.44/x
  3. Step 3: Cross multiply
    18,155.33x = 27,229.72 × 5,004.44
  4. Step 4: Simplify right side
    18,155.33x = 136,269,499.96
  5. Step 5: Solve for x
    x = 136,269,499.96/18,155.33
  6. Step 6: Final answer
    x = 7,505.76

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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.