Home / 12,204.44-16,840.14-7,168.27

Finding the Fourth Proportional to 12,204.44, 16,840.14 and 7,168.27

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Solution

The fourth proportional to 12,204.44, 16,840.14 and 7,168.27 is: 9,891.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,204.44 : 16,840.14 = 7,168.27 : x
  2. Step 2: Convert to fraction form
    12,204.44/16,840.14 = 7,168.27/x
  3. Step 3: Cross multiply
    12,204.44x = 16,840.14 × 7,168.27
  4. Step 4: Simplify right side
    12,204.44x = 120,714,670.36
  5. Step 5: Solve for x
    x = 120,714,670.36/12,204.44
  6. Step 6: Final answer
    x = 9,891.05

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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.