Home / 23,067.27-31,834.26-13,378.69

Finding the Fourth Proportional to 23,067.27, 31,834.26 and 13,378.69

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Solution

The fourth proportional to 23,067.27, 31,834.26 and 13,378.69 is: 18,463.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,067.27 : 31,834.26 = 13,378.69 : x
  2. Step 2: Convert to fraction form
    23,067.27/31,834.26 = 13,378.69/x
  3. Step 3: Cross multiply
    23,067.27x = 31,834.26 × 13,378.69
  4. Step 4: Simplify right side
    23,067.27x = 425,900,695.92
  5. Step 5: Solve for x
    x = 425,900,695.92/23,067.27
  6. Step 6: Final answer
    x = 18,463.42

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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.