Home / 12,493.44-18,723.96-6,946.56

Finding the Fourth Proportional to 12,493.44, 18,723.96 and 6,946.56

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Solution

The fourth proportional to 12,493.44, 18,723.96 and 6,946.56 is: 10,410.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,493.44 : 18,723.96 = 6,946.56 : x
  2. Step 2: Convert to fraction form
    12,493.44/18,723.96 = 6,946.56/x
  3. Step 3: Cross multiply
    12,493.44x = 18,723.96 × 6,946.56
  4. Step 4: Simplify right side
    12,493.44x = 130,067,111.58
  5. Step 5: Solve for x
    x = 130,067,111.58/12,493.44
  6. Step 6: Final answer
    x = 10,410.83

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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.