Home / 22,026.08-30,382.56-13,067.60

Finding the Fourth Proportional to 22,026.08, 30,382.56 and 13,067.60

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Solution

The fourth proportional to 22,026.08, 30,382.56 and 13,067.60 is: 18,025.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,026.08 : 30,382.56 = 13,067.60 : x
  2. Step 2: Convert to fraction form
    22,026.08/30,382.56 = 13,067.60/x
  3. Step 3: Cross multiply
    22,026.08x = 30,382.56 × 13,067.60
  4. Step 4: Simplify right side
    22,026.08x = 397,027,141.06
  5. Step 5: Solve for x
    x = 397,027,141.06/22,026.08
  6. Step 6: Final answer
    x = 18,025.32

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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.