Home / 22,150.82-33,216.48-8,107.20

Finding the Fourth Proportional to 22,150.82, 33,216.48 and 8,107.20

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Solution

The fourth proportional to 22,150.82, 33,216.48 and 8,107.20 is: 12,157.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,150.82 : 33,216.48 = 8,107.20 : x
  2. Step 2: Convert to fraction form
    22,150.82/33,216.48 = 8,107.20/x
  3. Step 3: Cross multiply
    22,150.82x = 33,216.48 × 8,107.20
  4. Step 4: Simplify right side
    22,150.82x = 269,292,646.66
  5. Step 5: Solve for x
    x = 269,292,646.66/22,150.82
  6. Step 6: Final answer
    x = 12,157.23

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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.