Home / 22,997.49-31,736.82-13,922.73

Finding the Fourth Proportional to 22,997.49, 31,736.82 and 13,922.73

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Solution

The fourth proportional to 22,997.49, 31,736.82 and 13,922.73 is: 19,213.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,997.49 : 31,736.82 = 13,922.73 : x
  2. Step 2: Convert to fraction form
    22,997.49/31,736.82 = 13,922.73/x
  3. Step 3: Cross multiply
    22,997.49x = 31,736.82 × 13,922.73
  4. Step 4: Simplify right side
    22,997.49x = 441,863,175.92
  5. Step 5: Solve for x
    x = 441,863,175.92/22,997.49
  6. Step 6: Final answer
    x = 19,213.54

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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.