Home / 36,163.17-54,260.33-19,519.90

Finding the Fourth Proportional to 36,163.17, 54,260.33 and 19,519.90

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Solution

The fourth proportional to 36,163.17, 54,260.33 and 19,519.90 is: 29,288.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,163.17 : 54,260.33 = 19,519.90 : x
  2. Step 2: Convert to fraction form
    36,163.17/54,260.33 = 19,519.90/x
  3. Step 3: Cross multiply
    36,163.17x = 54,260.33 × 19,519.90
  4. Step 4: Simplify right side
    36,163.17x = 1,059,155,982.32
  5. Step 5: Solve for x
    x = 1,059,155,982.32/36,163.17
  6. Step 6: Final answer
    x = 29,288.25

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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.