Home / 33,311.07-49,986.28-12,265.89

Finding the Fourth Proportional to 33,311.07, 49,986.28 and 12,265.89

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Solution

The fourth proportional to 33,311.07, 49,986.28 and 12,265.89 is: 18,406.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,311.07 : 49,986.28 = 12,265.89 : x
  2. Step 2: Convert to fraction form
    33,311.07/49,986.28 = 12,265.89/x
  3. Step 3: Cross multiply
    33,311.07x = 49,986.28 × 12,265.89
  4. Step 4: Simplify right side
    33,311.07x = 613,126,039.87
  5. Step 5: Solve for x
    x = 613,126,039.87/33,311.07
  6. Step 6: Final answer
    x = 18,406.07

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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.