Home / 33,089.09-49,640.04-10,908.86

Finding the Fourth Proportional to 33,089.09, 49,640.04 and 10,908.86

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Solution

The fourth proportional to 33,089.09, 49,640.04 and 10,908.86 is: 16,365.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,089.09 : 49,640.04 = 10,908.86 : x
  2. Step 2: Convert to fraction form
    33,089.09/49,640.04 = 10,908.86/x
  3. Step 3: Cross multiply
    33,089.09x = 49,640.04 × 10,908.86
  4. Step 4: Simplify right side
    33,089.09x = 541,515,998.55
  5. Step 5: Solve for x
    x = 541,515,998.55/33,089.09
  6. Step 6: Final answer
    x = 16,365.40

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1.5x scale

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.