Home / 51,499.62-77,245.59-15,961.22

Finding the Fourth Proportional to 51,499.62, 77,245.59 and 15,961.22

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Solution

The fourth proportional to 51,499.62, 77,245.59 and 15,961.22 is: 23,940.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,499.62 : 77,245.59 = 15,961.22 : x
  2. Step 2: Convert to fraction form
    51,499.62/77,245.59 = 15,961.22/x
  3. Step 3: Cross multiply
    51,499.62x = 77,245.59 × 15,961.22
  4. Step 4: Simplify right side
    51,499.62x = 1,232,933,469.79
  5. Step 5: Solve for x
    x = 1,232,933,469.79/51,499.62
  6. Step 6: Final answer
    x = 23,940.63

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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.