Home / 12,824.82-19,236.87-6,992.82

Finding the Fourth Proportional to 12,824.82, 19,236.87 and 6,992.82

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Solution

The fourth proportional to 12,824.82, 19,236.87 and 6,992.82 is: 10,489.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,824.82 : 19,236.87 = 6,992.82 : x
  2. Step 2: Convert to fraction form
    12,824.82/19,236.87 = 6,992.82/x
  3. Step 3: Cross multiply
    12,824.82x = 19,236.87 × 6,992.82
  4. Step 4: Simplify right side
    12,824.82x = 134,519,969.27
  5. Step 5: Solve for x
    x = 134,519,969.27/12,824.82
  6. Step 6: Final answer
    x = 10,489.03

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1.5x scale

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.