Home / 33,246.20-49,869.30-28,872.20

Finding the Fourth Proportional to 33,246.20, 49,869.30 and 28,872.20

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Solution

The fourth proportional to 33,246.20, 49,869.30 and 28,872.20 is: 43,308.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,246.20 : 49,869.30 = 28,872.20 : x
  2. Step 2: Convert to fraction form
    33,246.20/49,869.30 = 28,872.20/x
  3. Step 3: Cross multiply
    33,246.20x = 49,869.30 × 28,872.20
  4. Step 4: Simplify right side
    33,246.20x = 1,439,836,403.46
  5. Step 5: Solve for x
    x = 1,439,836,403.46/33,246.20
  6. Step 6: Final answer
    x = 43,308.30

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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.