Home / 33,104.61-49,670.73-13,378.14

Finding the Fourth Proportional to 33,104.61, 49,670.73 and 13,378.14

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Solution

The fourth proportional to 33,104.61, 49,670.73 and 13,378.14 is: 20,072.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,104.61 : 49,670.73 = 13,378.14 : x
  2. Step 2: Convert to fraction form
    33,104.61/49,670.73 = 13,378.14/x
  3. Step 3: Cross multiply
    33,104.61x = 49,670.73 × 13,378.14
  4. Step 4: Simplify right side
    33,104.61x = 664,501,979.84
  5. Step 5: Solve for x
    x = 664,501,979.84/33,104.61
  6. Step 6: Final answer
    x = 20,072.79

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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.