Home / 33,512.78-46,249.04-20,081.50

Finding the Fourth Proportional to 33,512.78, 46,249.04 and 20,081.50

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Solution

The fourth proportional to 33,512.78, 46,249.04 and 20,081.50 is: 27,713.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,512.78 : 46,249.04 = 20,081.50 : x
  2. Step 2: Convert to fraction form
    33,512.78/46,249.04 = 20,081.50/x
  3. Step 3: Cross multiply
    33,512.78x = 46,249.04 × 20,081.50
  4. Step 4: Simplify right side
    33,512.78x = 928,750,096.76
  5. Step 5: Solve for x
    x = 928,750,096.76/33,512.78
  6. Step 6: Final answer
    x = 27,713.31

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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.