Home / 22,772.87-33,930.33-21,499.62

Finding the Fourth Proportional to 22,772.87, 33,930.33 and 21,499.62

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Solution

The fourth proportional to 22,772.87, 33,930.33 and 21,499.62 is: 32,033.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,772.87 : 33,930.33 = 21,499.62 : x
  2. Step 2: Convert to fraction form
    22,772.87/33,930.33 = 21,499.62/x
  3. Step 3: Cross multiply
    22,772.87x = 33,930.33 × 21,499.62
  4. Step 4: Simplify right side
    22,772.87x = 729,489,201.47
  5. Step 5: Solve for x
    x = 729,489,201.47/22,772.87
  6. Step 6: Final answer
    x = 32,033.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.