Home / 33,228.28-49,842.06-19,209.40

Finding the Fourth Proportional to 33,228.28, 49,842.06 and 19,209.40

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Solution

The fourth proportional to 33,228.28, 49,842.06 and 19,209.40 is: 28,813.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,228.28 : 49,842.06 = 19,209.40 : x
  2. Step 2: Convert to fraction form
    33,228.28/49,842.06 = 19,209.40/x
  3. Step 3: Cross multiply
    33,228.28x = 49,842.06 × 19,209.40
  4. Step 4: Simplify right side
    33,228.28x = 957,436,067.36
  5. Step 5: Solve for x
    x = 957,436,067.36/33,228.28
  6. Step 6: Final answer
    x = 28,813.89

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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.