Home / 23,064.94-31,829.97-13,634.38

Finding the Fourth Proportional to 23,064.94, 31,829.97 and 13,634.38

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Solution

The fourth proportional to 23,064.94, 31,829.97 and 13,634.38 is: 18,815.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,064.94 : 31,829.97 = 13,634.38 : x
  2. Step 2: Convert to fraction form
    23,064.94/31,829.97 = 13,634.38/x
  3. Step 3: Cross multiply
    23,064.94x = 31,829.97 × 13,634.38
  4. Step 4: Simplify right side
    23,064.94x = 433,981,906.37
  5. Step 5: Solve for x
    x = 433,981,906.37/23,064.94
  6. Step 6: Final answer
    x = 18,815.65

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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.