Home / 33,406.38-50,138.64-20,950.74

Finding the Fourth Proportional to 33,406.38, 50,138.64 and 20,950.74

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Solution

The fourth proportional to 33,406.38, 50,138.64 and 20,950.74 is: 31,444.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,406.38 : 50,138.64 = 20,950.74 : x
  2. Step 2: Convert to fraction form
    33,406.38/50,138.64 = 20,950.74/x
  3. Step 3: Cross multiply
    33,406.38x = 50,138.64 × 20,950.74
  4. Step 4: Simplify right side
    33,406.38x = 1,050,441,610.59
  5. Step 5: Solve for x
    x = 1,050,441,610.59/33,406.38
  6. Step 6: Final answer
    x = 31,444.34

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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.