Home / 33,212.92-45,833.52-18,105.56

Finding the Fourth Proportional to 33,212.92, 45,833.52 and 18,105.56

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Solution

The fourth proportional to 33,212.92, 45,833.52 and 18,105.56 is: 24,985.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,212.92 : 45,833.52 = 18,105.56 : x
  2. Step 2: Convert to fraction form
    33,212.92/45,833.52 = 18,105.56/x
  3. Step 3: Cross multiply
    33,212.92x = 45,833.52 × 18,105.56
  4. Step 4: Simplify right side
    33,212.92x = 829,841,546.37
  5. Step 5: Solve for x
    x = 829,841,546.37/33,212.92
  6. Step 6: Final answer
    x = 24,985.50

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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.