Home / 23,067.94-31,834.11-13,637.38

Finding the Fourth Proportional to 23,067.94, 31,834.11 and 13,637.38

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Solution

The fourth proportional to 23,067.94, 31,834.11 and 13,637.38 is: 18,819.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,067.94 : 31,834.11 = 13,637.38 : x
  2. Step 2: Convert to fraction form
    23,067.94/31,834.11 = 13,637.38/x
  3. Step 3: Cross multiply
    23,067.94x = 31,834.11 × 13,637.38
  4. Step 4: Simplify right side
    23,067.94x = 434,133,855.03
  5. Step 5: Solve for x
    x = 434,133,855.03/23,067.94
  6. Step 6: Final answer
    x = 18,819.79

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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.