Home / 12,844.21-19,253.12-6,170.69

Finding the Fourth Proportional to 12,844.21, 19,253.12 and 6,170.69

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Solution

The fourth proportional to 12,844.21, 19,253.12 and 6,170.69 is: 9,249.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,844.21 : 19,253.12 = 6,170.69 : x
  2. Step 2: Convert to fraction form
    12,844.21/19,253.12 = 6,170.69/x
  3. Step 3: Cross multiply
    12,844.21x = 19,253.12 × 6,170.69
  4. Step 4: Simplify right side
    12,844.21x = 118,805,035.05
  5. Step 5: Solve for x
    x = 118,805,035.05/12,844.21
  6. Step 6: Final answer
    x = 9,249.70

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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.