Home / 33,790.32-46,634.94-19,640.43

Finding the Fourth Proportional to 33,790.32, 46,634.94 and 19,640.43

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Solution

The fourth proportional to 33,790.32, 46,634.94 and 19,640.43 is: 27,106.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,790.32 : 46,634.94 = 19,640.43 : x
  2. Step 2: Convert to fraction form
    33,790.32/46,634.94 = 19,640.43/x
  3. Step 3: Cross multiply
    33,790.32x = 46,634.94 × 19,640.43
  4. Step 4: Simplify right side
    33,790.32x = 915,930,274.62
  5. Step 5: Solve for x
    x = 915,930,274.62/33,790.32
  6. Step 6: Final answer
    x = 27,106.29

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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.