Home / 33,439.80-50,151.70-19,369.40

Finding the Fourth Proportional to 33,439.80, 50,151.70 and 19,369.40

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Solution

The fourth proportional to 33,439.80, 50,151.70 and 19,369.40 is: 29,049.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,439.80 : 50,151.70 = 19,369.40 : x
  2. Step 2: Convert to fraction form
    33,439.80/50,151.70 = 19,369.40/x
  3. Step 3: Cross multiply
    33,439.80x = 50,151.70 × 19,369.40
  4. Step 4: Simplify right side
    33,439.80x = 971,408,337.98
  5. Step 5: Solve for x
    x = 971,408,337.98/33,439.80
  6. Step 6: Final answer
    x = 29,049.47

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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.