Home / 33,050.49-49,554.20-11,986.61

Finding the Fourth Proportional to 33,050.49, 49,554.20 and 11,986.61

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Solution

The fourth proportional to 33,050.49, 49,554.20 and 11,986.61 is: 17,972.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,050.49 : 49,554.20 = 11,986.61 : x
  2. Step 2: Convert to fraction form
    33,050.49/49,554.20 = 11,986.61/x
  3. Step 3: Cross multiply
    33,050.49x = 49,554.20 × 11,986.61
  4. Step 4: Simplify right side
    33,050.49x = 593,986,561.56
  5. Step 5: Solve for x
    x = 593,986,561.56/33,050.49
  6. Step 6: Final answer
    x = 17,972.10

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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.