Home / 19,662.26-27,132.96-11,163.26

Finding the Fourth Proportional to 19,662.26, 27,132.96 and 11,163.26

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Solution

The fourth proportional to 19,662.26, 27,132.96 and 11,163.26 is: 15,404.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,662.26 : 27,132.96 = 11,163.26 : x
  2. Step 2: Convert to fraction form
    19,662.26/27,132.96 = 11,163.26/x
  3. Step 3: Cross multiply
    19,662.26x = 27,132.96 × 11,163.26
  4. Step 4: Simplify right side
    19,662.26x = 302,892,354.88
  5. Step 5: Solve for x
    x = 302,892,354.88/19,662.26
  6. Step 6: Final answer
    x = 15,404.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.