Home / 33,129.76-49,682.46-10,936.56

Finding the Fourth Proportional to 33,129.76, 49,682.46 and 10,936.56

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Solution

The fourth proportional to 33,129.76, 49,682.46 and 10,936.56 is: 16,400.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,129.76 : 49,682.46 = 10,936.56 : x
  2. Step 2: Convert to fraction form
    33,129.76/49,682.46 = 10,936.56/x
  3. Step 3: Cross multiply
    33,129.76x = 49,682.46 × 10,936.56
  4. Step 4: Simplify right side
    33,129.76x = 543,355,204.74
  5. Step 5: Solve for x
    x = 543,355,204.74/33,129.76
  6. Step 6: Final answer
    x = 16,400.82

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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.