Home / 33,836.85-50,745.42-10,143.45

Finding the Fourth Proportional to 33,836.85, 50,745.42 and 10,143.45

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Solution

The fourth proportional to 33,836.85, 50,745.42 and 10,143.45 is: 15,212.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,836.85 : 50,745.42 = 10,143.45 : x
  2. Step 2: Convert to fraction form
    33,836.85/50,745.42 = 10,143.45/x
  3. Step 3: Cross multiply
    33,836.85x = 50,745.42 × 10,143.45
  4. Step 4: Simplify right side
    33,836.85x = 514,733,630.50
  5. Step 5: Solve for x
    x = 514,733,630.50/33,836.85
  6. Step 6: Final answer
    x = 15,212.22

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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.