Home / 22,542.22-33,840.87-20,708.38

Finding the Fourth Proportional to 22,542.22, 33,840.87 and 20,708.38

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Solution

The fourth proportional to 22,542.22, 33,840.87 and 20,708.38 is: 31,087.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,542.22 : 33,840.87 = 20,708.38 : x
  2. Step 2: Convert to fraction form
    22,542.22/33,840.87 = 20,708.38/x
  3. Step 3: Cross multiply
    22,542.22x = 33,840.87 × 20,708.38
  4. Step 4: Simplify right side
    22,542.22x = 700,789,595.49
  5. Step 5: Solve for x
    x = 700,789,595.49/22,542.22
  6. Step 6: Final answer
    x = 31,087.87

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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.