Home / 22,205.80-33,308.70-18,058.60

Finding the Fourth Proportional to 22,205.80, 33,308.70 and 18,058.60

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Solution

The fourth proportional to 22,205.80, 33,308.70 and 18,058.60 is: 27,087.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,205.80 : 33,308.70 = 18,058.60 : x
  2. Step 2: Convert to fraction form
    22,205.80/33,308.70 = 18,058.60/x
  3. Step 3: Cross multiply
    22,205.80x = 33,308.70 × 18,058.60
  4. Step 4: Simplify right side
    22,205.80x = 601,508,489.82
  5. Step 5: Solve for x
    x = 601,508,489.82/22,205.80
  6. Step 6: Final answer
    x = 27,087.90

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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.