Home / 33,919.88-50,902.34-13,945.72

Finding the Fourth Proportional to 33,919.88, 50,902.34 and 13,945.72

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Solution

The fourth proportional to 33,919.88, 50,902.34 and 13,945.72 is: 20,927.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,919.88 : 50,902.34 = 13,945.72 : x
  2. Step 2: Convert to fraction form
    33,919.88/50,902.34 = 13,945.72/x
  3. Step 3: Cross multiply
    33,919.88x = 50,902.34 × 13,945.72
  4. Step 4: Simplify right side
    33,919.88x = 709,869,780.98
  5. Step 5: Solve for x
    x = 709,869,780.98/33,919.88
  6. Step 6: Final answer
    x = 20,927.84

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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.