Home / 36,771.03-55,163.70-11,809.17

Finding the Fourth Proportional to 36,771.03, 55,163.70 and 11,809.17

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Solution

The fourth proportional to 36,771.03, 55,163.70 and 11,809.17 is: 17,716.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,771.03 : 55,163.70 = 11,809.17 : x
  2. Step 2: Convert to fraction form
    36,771.03/55,163.70 = 11,809.17/x
  3. Step 3: Cross multiply
    36,771.03x = 55,163.70 × 11,809.17
  4. Step 4: Simplify right side
    36,771.03x = 651,437,511.13
  5. Step 5: Solve for x
    x = 651,437,511.13/36,771.03
  6. Step 6: Final answer
    x = 17,716.05

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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.