Home / 22,147.77-33,227.10-18,243.96

Finding the Fourth Proportional to 22,147.77, 33,227.10 and 18,243.96

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Solution

The fourth proportional to 22,147.77, 33,227.10 and 18,243.96 is: 27,370.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,147.77 : 33,227.10 = 18,243.96 : x
  2. Step 2: Convert to fraction form
    22,147.77/33,227.10 = 18,243.96/x
  3. Step 3: Cross multiply
    22,147.77x = 33,227.10 × 18,243.96
  4. Step 4: Simplify right side
    22,147.77x = 606,193,883.32
  5. Step 5: Solve for x
    x = 606,193,883.32/22,147.77
  6. Step 6: Final answer
    x = 27,370.43

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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.