Home / 33,939.27-46,825.70-19,782.09

Finding the Fourth Proportional to 33,939.27, 46,825.70 and 19,782.09

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Solution

The fourth proportional to 33,939.27, 46,825.70 and 19,782.09 is: 27,293.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,939.27 : 46,825.70 = 19,782.09 : x
  2. Step 2: Convert to fraction form
    33,939.27/46,825.70 = 19,782.09/x
  3. Step 3: Cross multiply
    33,939.27x = 46,825.70 × 19,782.09
  4. Step 4: Simplify right side
    33,939.27x = 926,310,112.80
  5. Step 5: Solve for x
    x = 926,310,112.80/33,939.27
  6. Step 6: Final answer
    x = 27,293.17

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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.