Home / 33,892.20-50,838.30-18,145.80

Finding the Fourth Proportional to 33,892.20, 50,838.30 and 18,145.80

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Solution

The fourth proportional to 33,892.20, 50,838.30 and 18,145.80 is: 27,218.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,892.20 : 50,838.30 = 18,145.80 : x
  2. Step 2: Convert to fraction form
    33,892.20/50,838.30 = 18,145.80/x
  3. Step 3: Cross multiply
    33,892.20x = 50,838.30 × 18,145.80
  4. Step 4: Simplify right side
    33,892.20x = 922,501,624.14
  5. Step 5: Solve for x
    x = 922,501,624.14/33,892.20
  6. Step 6: Final answer
    x = 27,218.70

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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.