Home / 39,276.87-58,906.42-11,196.32

Finding the Fourth Proportional to 39,276.87, 58,906.42 and 11,196.32

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Solution

The fourth proportional to 39,276.87, 58,906.42 and 11,196.32 is: 16,791.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,276.87 : 58,906.42 = 11,196.32 : x
  2. Step 2: Convert to fraction form
    39,276.87/58,906.42 = 11,196.32/x
  3. Step 3: Cross multiply
    39,276.87x = 58,906.42 × 11,196.32
  4. Step 4: Simplify right side
    39,276.87x = 659,534,805.85
  5. Step 5: Solve for x
    x = 659,534,805.85/39,276.87
  6. Step 6: Final answer
    x = 16,791.94

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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.