Home / 50,196.72-75,294.96-12,759.60

Finding the Fourth Proportional to 50,196.72, 75,294.96 and 12,759.60

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Solution

The fourth proportional to 50,196.72, 75,294.96 and 12,759.60 is: 19,139.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,196.72 : 75,294.96 = 12,759.60 : x
  2. Step 2: Convert to fraction form
    50,196.72/75,294.96 = 12,759.60/x
  3. Step 3: Cross multiply
    50,196.72x = 75,294.96 × 12,759.60
  4. Step 4: Simplify right side
    50,196.72x = 960,733,571.62
  5. Step 5: Solve for x
    x = 960,733,571.62/50,196.72
  6. Step 6: Final answer
    x = 19,139.37

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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.