Home / 12,448.38-17,173.32-8,193.96

Finding the Fourth Proportional to 12,448.38, 17,173.32 and 8,193.96

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Solution

The fourth proportional to 12,448.38, 17,173.32 and 8,193.96 is: 11,304.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,448.38 : 17,173.32 = 8,193.96 : x
  2. Step 2: Convert to fraction form
    12,448.38/17,173.32 = 8,193.96/x
  3. Step 3: Cross multiply
    12,448.38x = 17,173.32 × 8,193.96
  4. Step 4: Simplify right side
    12,448.38x = 140,717,497.15
  5. Step 5: Solve for x
    x = 140,717,497.15/12,448.38
  6. Step 6: Final answer
    x = 11,304.08

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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.