Home / 22,240.82-33,399.39-19,747.64

Finding the Fourth Proportional to 22,240.82, 33,399.39 and 19,747.64

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Solution

The fourth proportional to 22,240.82, 33,399.39 and 19,747.64 is: 29,655.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,240.82 : 33,399.39 = 19,747.64 : x
  2. Step 2: Convert to fraction form
    22,240.82/33,399.39 = 19,747.64/x
  3. Step 3: Cross multiply
    22,240.82x = 33,399.39 × 19,747.64
  4. Step 4: Simplify right side
    22,240.82x = 659,559,129.94
  5. Step 5: Solve for x
    x = 659,559,129.94/22,240.82
  6. Step 6: Final answer
    x = 29,655.34

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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.