Home / 22,007.94-30,365.19-13,057.44

Finding the Fourth Proportional to 22,007.94, 30,365.19 and 13,057.44

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Solution

The fourth proportional to 22,007.94, 30,365.19 and 13,057.44 is: 18,015.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,007.94 : 30,365.19 = 13,057.44 : x
  2. Step 2: Convert to fraction form
    22,007.94/30,365.19 = 13,057.44/x
  3. Step 3: Cross multiply
    22,007.94x = 30,365.19 × 13,057.44
  4. Step 4: Simplify right side
    22,007.94x = 396,491,646.51
  5. Step 5: Solve for x
    x = 396,491,646.51/22,007.94
  6. Step 6: Final answer
    x = 18,015.85

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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.