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Finding the Fourth Proportional to 22,265.80, 33,333.90 and 19,673.80

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Solution

The fourth proportional to 22,265.80, 33,333.90 and 19,673.80 is: 29,453.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,265.80 : 33,333.90 = 19,673.80 : x
  2. Step 2: Convert to fraction form
    22,265.80/33,333.90 = 19,673.80/x
  3. Step 3: Cross multiply
    22,265.80x = 33,333.90 × 19,673.80
  4. Step 4: Simplify right side
    22,265.80x = 655,804,481.82
  5. Step 5: Solve for x
    x = 655,804,481.82/22,265.80
  6. Step 6: Final answer
    x = 29,453.44

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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.