Home / 12,199.44-16,832.56-7,950.08

Finding the Fourth Proportional to 12,199.44, 16,832.56 and 7,950.08

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Solution

The fourth proportional to 12,199.44, 16,832.56 and 7,950.08 is: 10,969.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,199.44 : 16,832.56 = 7,950.08 : x
  2. Step 2: Convert to fraction form
    12,199.44/16,832.56 = 7,950.08/x
  3. Step 3: Cross multiply
    12,199.44x = 16,832.56 × 7,950.08
  4. Step 4: Simplify right side
    12,199.44x = 133,820,198.60
  5. Step 5: Solve for x
    x = 133,820,198.60/12,199.44
  6. Step 6: Final answer
    x = 10,969.37

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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.