Home / 22,124.60-33,165.30-19,791.80

Finding the Fourth Proportional to 22,124.60, 33,165.30 and 19,791.80

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Solution

The fourth proportional to 22,124.60, 33,165.30 and 19,791.80 is: 29,668.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,124.60 : 33,165.30 = 19,791.80 : x
  2. Step 2: Convert to fraction form
    22,124.60/33,165.30 = 19,791.80/x
  3. Step 3: Cross multiply
    22,124.60x = 33,165.30 × 19,791.80
  4. Step 4: Simplify right side
    22,124.60x = 656,400,984.54
  5. Step 5: Solve for x
    x = 656,400,984.54/22,124.60
  6. Step 6: Final answer
    x = 29,668.38

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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.