Home / 33,187.39-49,781.79-11,002.50

Finding the Fourth Proportional to 33,187.39, 49,781.79 and 11,002.50

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Solution

The fourth proportional to 33,187.39, 49,781.79 and 11,002.50 is: 16,503.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,187.39 : 49,781.79 = 11,002.50 : x
  2. Step 2: Convert to fraction form
    33,187.39/49,781.79 = 11,002.50/x
  3. Step 3: Cross multiply
    33,187.39x = 49,781.79 × 11,002.50
  4. Step 4: Simplify right side
    33,187.39x = 547,724,144.48
  5. Step 5: Solve for x
    x = 547,724,144.48/33,187.39
  6. Step 6: Final answer
    x = 16,503.98

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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.