Home / 29,918.97-41,286.32-16,490.33

Finding the Fourth Proportional to 29,918.97, 41,286.32 and 16,490.33

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Solution

The fourth proportional to 29,918.97, 41,286.32 and 16,490.33 is: 22,755.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,918.97 : 41,286.32 = 16,490.33 : x
  2. Step 2: Convert to fraction form
    29,918.97/41,286.32 = 16,490.33/x
  3. Step 3: Cross multiply
    29,918.97x = 41,286.32 × 16,490.33
  4. Step 4: Simplify right side
    29,918.97x = 680,825,062.05
  5. Step 5: Solve for x
    x = 680,825,062.05/29,918.97
  6. Step 6: Final answer
    x = 22,755.63

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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.