Home / 22,039.72-33,059.62-18,135.96

Finding the Fourth Proportional to 22,039.72, 33,059.62 and 18,135.96

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Solution

The fourth proportional to 22,039.72, 33,059.62 and 18,135.96 is: 27,203.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,039.72 : 33,059.62 = 18,135.96 : x
  2. Step 2: Convert to fraction form
    22,039.72/33,059.62 = 18,135.96/x
  3. Step 3: Cross multiply
    22,039.72x = 33,059.62 × 18,135.96
  4. Step 4: Simplify right side
    22,039.72x = 599,567,945.94
  5. Step 5: Solve for x
    x = 599,567,945.94/22,039.72
  6. Step 6: Final answer
    x = 27,203.97

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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.