Home / 36,137.94-54,207.32-12,747.98

Finding the Fourth Proportional to 36,137.94, 54,207.32 and 12,747.98

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Solution

The fourth proportional to 36,137.94, 54,207.32 and 12,747.98 is: 19,122.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,137.94 : 54,207.32 = 12,747.98 : x
  2. Step 2: Convert to fraction form
    36,137.94/54,207.32 = 12,747.98/x
  3. Step 3: Cross multiply
    36,137.94x = 54,207.32 × 12,747.98
  4. Step 4: Simplify right side
    36,137.94x = 691,033,496.44
  5. Step 5: Solve for x
    x = 691,033,496.44/36,137.94
  6. Step 6: Final answer
    x = 19,122.11

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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.