Home / 39,163.32-58,729.68-14,195.88

Finding the Fourth Proportional to 39,163.32, 58,729.68 and 14,195.88

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Solution

The fourth proportional to 39,163.32, 58,729.68 and 14,195.88 is: 21,288.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,163.32 : 58,729.68 = 14,195.88 : x
  2. Step 2: Convert to fraction form
    39,163.32/58,729.68 = 14,195.88/x
  3. Step 3: Cross multiply
    39,163.32x = 58,729.68 × 14,195.88
  4. Step 4: Simplify right side
    39,163.32x = 833,719,489.72
  5. Step 5: Solve for x
    x = 833,719,489.72/39,163.32
  6. Step 6: Final answer
    x = 21,288.27

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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.