Home / 33,711.92-50,538.72-18,111.36

Finding the Fourth Proportional to 33,711.92, 50,538.72 and 18,111.36

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Solution

The fourth proportional to 33,711.92, 50,538.72 and 18,111.36 is: 27,151.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,711.92 : 50,538.72 = 18,111.36 : x
  2. Step 2: Convert to fraction form
    33,711.92/50,538.72 = 18,111.36/x
  3. Step 3: Cross multiply
    33,711.92x = 50,538.72 × 18,111.36
  4. Step 4: Simplify right side
    33,711.92x = 915,324,951.86
  5. Step 5: Solve for x
    x = 915,324,951.86/33,711.92
  6. Step 6: Final answer
    x = 27,151.37

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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.