Home / 30,282.97-41,791.87-16,855.08

Finding the Fourth Proportional to 30,282.97, 41,791.87 and 16,855.08

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Solution

The fourth proportional to 30,282.97, 41,791.87 and 16,855.08 is: 23,260.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,282.97 : 41,791.87 = 16,855.08 : x
  2. Step 2: Convert to fraction form
    30,282.97/41,791.87 = 16,855.08/x
  3. Step 3: Cross multiply
    30,282.97x = 41,791.87 × 16,855.08
  4. Step 4: Simplify right side
    30,282.97x = 704,405,333.27
  5. Step 5: Solve for x
    x = 704,405,333.27/30,282.97
  6. Step 6: Final answer
    x = 23,260.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.