Home / 51,392.20-77,094.22-19,794.90

Finding the Fourth Proportional to 51,392.20, 77,094.22 and 19,794.90

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Solution

The fourth proportional to 51,392.20, 77,094.22 and 19,794.90 is: 29,694.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,392.20 : 77,094.22 = 19,794.90 : x
  2. Step 2: Convert to fraction form
    51,392.20/77,094.22 = 19,794.90/x
  3. Step 3: Cross multiply
    51,392.20x = 77,094.22 × 19,794.90
  4. Step 4: Simplify right side
    51,392.20x = 1,526,072,375.48
  5. Step 5: Solve for x
    x = 1,526,072,375.48/51,392.20
  6. Step 6: Final answer
    x = 29,694.63

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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.