Home / 33,101.55-49,634.10-13,357.80

Finding the Fourth Proportional to 33,101.55, 49,634.10 and 13,357.80

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Solution

The fourth proportional to 33,101.55, 49,634.10 and 13,357.80 is: 20,029.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,101.55 : 49,634.10 = 13,357.80 : x
  2. Step 2: Convert to fraction form
    33,101.55/49,634.10 = 13,357.80/x
  3. Step 3: Cross multiply
    33,101.55x = 49,634.10 × 13,357.80
  4. Step 4: Simplify right side
    33,101.55x = 663,002,380.98
  5. Step 5: Solve for x
    x = 663,002,380.98/33,101.55
  6. Step 6: Final answer
    x = 20,029.35

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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.