Home / 33,273.90-49,920.86-19,961.55

Finding the Fourth Proportional to 33,273.90, 49,920.86 and 19,961.55

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Solution

The fourth proportional to 33,273.90, 49,920.86 and 19,961.55 is: 29,948.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,273.90 : 49,920.86 = 19,961.55 : x
  2. Step 2: Convert to fraction form
    33,273.90/49,920.86 = 19,961.55/x
  3. Step 3: Cross multiply
    33,273.90x = 49,920.86 × 19,961.55
  4. Step 4: Simplify right side
    33,273.90x = 996,497,643.13
  5. Step 5: Solve for x
    x = 996,497,643.13/33,273.90
  6. Step 6: Final answer
    x = 29,948.33

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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.