Home / 33,348.51-50,004.31-13,640.91

Finding the Fourth Proportional to 33,348.51, 50,004.31 and 13,640.91

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Solution

The fourth proportional to 33,348.51, 50,004.31 and 13,640.91 is: 20,453.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,348.51 : 50,004.31 = 13,640.91 : x
  2. Step 2: Convert to fraction form
    33,348.51/50,004.31 = 13,640.91/x
  3. Step 3: Cross multiply
    33,348.51x = 50,004.31 × 13,640.91
  4. Step 4: Simplify right side
    33,348.51x = 682,104,383.23
  5. Step 5: Solve for x
    x = 682,104,383.23/33,348.51
  6. Step 6: Final answer
    x = 20,453.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.