Home / 33,627.96-50,456.34-13,920.84

Finding the Fourth Proportional to 33,627.96, 50,456.34 and 13,920.84

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Solution

The fourth proportional to 33,627.96, 50,456.34 and 13,920.84 is: 20,887.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,627.96 : 50,456.34 = 13,920.84 : x
  2. Step 2: Convert to fraction form
    33,627.96/50,456.34 = 13,920.84/x
  3. Step 3: Cross multiply
    33,627.96x = 50,456.34 × 13,920.84
  4. Step 4: Simplify right side
    33,627.96x = 702,394,636.13
  5. Step 5: Solve for x
    x = 702,394,636.13/33,627.96
  6. Step 6: Final answer
    x = 20,887.22

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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.