Home / 33,418.09-46,115.62-19,981.41

Finding the Fourth Proportional to 33,418.09, 46,115.62 and 19,981.41

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Solution

The fourth proportional to 33,418.09, 46,115.62 and 19,981.41 is: 27,573.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,418.09 : 46,115.62 = 19,981.41 : x
  2. Step 2: Convert to fraction form
    33,418.09/46,115.62 = 19,981.41/x
  3. Step 3: Cross multiply
    33,418.09x = 46,115.62 × 19,981.41
  4. Step 4: Simplify right side
    33,418.09x = 921,455,110.62
  5. Step 5: Solve for x
    x = 921,455,110.62/33,418.09
  6. Step 6: Final answer
    x = 27,573.54

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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.