Home / 33,080.20-49,658.70-19,947.40

Finding the Fourth Proportional to 33,080.20, 49,658.70 and 19,947.40

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Solution

The fourth proportional to 33,080.20, 49,658.70 and 19,947.40 is: 29,944.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,080.20 : 49,658.70 = 19,947.40 : x
  2. Step 2: Convert to fraction form
    33,080.20/49,658.70 = 19,947.40/x
  3. Step 3: Cross multiply
    33,080.20x = 49,658.70 × 19,947.40
  4. Step 4: Simplify right side
    33,080.20x = 990,561,952.38
  5. Step 5: Solve for x
    x = 990,561,952.38/33,080.20
  6. Step 6: Final answer
    x = 29,944.26

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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.