Home / 33,619.09-46,395.49-18,512.79

Finding the Fourth Proportional to 33,619.09, 46,395.49 and 18,512.79

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Solution

The fourth proportional to 33,619.09, 46,395.49 and 18,512.79 is: 25,548.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,619.09 : 46,395.49 = 18,512.79 : x
  2. Step 2: Convert to fraction form
    33,619.09/46,395.49 = 18,512.79/x
  3. Step 3: Cross multiply
    33,619.09x = 46,395.49 × 18,512.79
  4. Step 4: Simplify right side
    33,619.09x = 858,909,963.32
  5. Step 5: Solve for x
    x = 858,909,963.32/33,619.09
  6. Step 6: Final answer
    x = 25,548.28

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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.