Home / 22,026.75-30,383.09-13,067.91

Finding the Fourth Proportional to 22,026.75, 30,383.09 and 13,067.91

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Solution

The fourth proportional to 22,026.75, 30,383.09 and 13,067.91 is: 18,025.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,026.75 : 30,383.09 = 13,067.91 : x
  2. Step 2: Convert to fraction form
    22,026.75/30,383.09 = 13,067.91/x
  3. Step 3: Cross multiply
    22,026.75x = 30,383.09 × 13,067.91
  4. Step 4: Simplify right side
    22,026.75x = 397,043,420.30
  5. Step 5: Solve for x
    x = 397,043,420.30/22,026.75
  6. Step 6: Final answer
    x = 18,025.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.