Home / 12,937.24-17,850.54-8,228.44

Finding the Fourth Proportional to 12,937.24, 17,850.54 and 8,228.44

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Solution

The fourth proportional to 12,937.24, 17,850.54 and 8,228.44 is: 11,353.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,937.24 : 17,850.54 = 8,228.44 : x
  2. Step 2: Convert to fraction form
    12,937.24/17,850.54 = 8,228.44/x
  3. Step 3: Cross multiply
    12,937.24x = 17,850.54 × 8,228.44
  4. Step 4: Simplify right side
    12,937.24x = 146,882,097.36
  5. Step 5: Solve for x
    x = 146,882,097.36/12,937.24
  6. Step 6: Final answer
    x = 11,353.43

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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.