Home / 33,335.20-49,877.70-19,959.04

Finding the Fourth Proportional to 33,335.20, 49,877.70 and 19,959.04

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Solution

The fourth proportional to 33,335.20, 49,877.70 and 19,959.04 is: 29,863.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,335.20 : 49,877.70 = 19,959.04 : x
  2. Step 2: Convert to fraction form
    33,335.20/49,877.70 = 19,959.04/x
  3. Step 3: Cross multiply
    33,335.20x = 49,877.70 × 19,959.04
  4. Step 4: Simplify right side
    33,335.20x = 995,511,009.41
  5. Step 5: Solve for x
    x = 995,511,009.41/33,335.20
  6. Step 6: Final answer
    x = 29,863.66

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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.