Home / 33,837.40-50,715.60-14,105.80

Finding the Fourth Proportional to 33,837.40, 50,715.60 and 14,105.80

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Solution

The fourth proportional to 33,837.40, 50,715.60 and 14,105.80 is: 21,141.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,837.40 : 50,715.60 = 14,105.80 : x
  2. Step 2: Convert to fraction form
    33,837.40/50,715.60 = 14,105.80/x
  3. Step 3: Cross multiply
    33,837.40x = 50,715.60 × 14,105.80
  4. Step 4: Simplify right side
    33,837.40x = 715,384,110.48
  5. Step 5: Solve for x
    x = 715,384,110.48/33,837.40
  6. Step 6: Final answer
    x = 21,141.82

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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.