Home / 18,477.24-27,720.66-5,997.24

Finding the Fourth Proportional to 18,477.24, 27,720.66 and 5,997.24

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Solution

The fourth proportional to 18,477.24, 27,720.66 and 5,997.24 is: 8,997.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,477.24 : 27,720.66 = 5,997.24 : x
  2. Step 2: Convert to fraction form
    18,477.24/27,720.66 = 5,997.24/x
  3. Step 3: Cross multiply
    18,477.24x = 27,720.66 × 5,997.24
  4. Step 4: Simplify right side
    18,477.24x = 166,247,450.98
  5. Step 5: Solve for x
    x = 166,247,450.98/18,477.24
  6. Step 6: Final answer
    x = 8,997.42

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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.