Home / 33,435.28-50,098.20-20,291.68

Finding the Fourth Proportional to 33,435.28, 50,098.20 and 20,291.68

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Solution

The fourth proportional to 33,435.28, 50,098.20 and 20,291.68 is: 30,404.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,435.28 : 50,098.20 = 20,291.68 : x
  2. Step 2: Convert to fraction form
    33,435.28/50,098.20 = 20,291.68/x
  3. Step 3: Cross multiply
    33,435.28x = 50,098.20 × 20,291.68
  4. Step 4: Simplify right side
    33,435.28x = 1,016,576,642.98
  5. Step 5: Solve for x
    x = 1,016,576,642.98/33,435.28
  6. Step 6: Final answer
    x = 30,404.31

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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.