Home / 11,974.32-17,965.14-6,135.06

Finding the Fourth Proportional to 11,974.32, 17,965.14 and 6,135.06

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Solution

The fourth proportional to 11,974.32, 17,965.14 and 6,135.06 is: 9,204.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.32 : 17,965.14 = 6,135.06 : x
  2. Step 2: Convert to fraction form
    11,974.32/17,965.14 = 6,135.06/x
  3. Step 3: Cross multiply
    11,974.32x = 17,965.14 × 6,135.06
  4. Step 4: Simplify right side
    11,974.32x = 110,217,211.81
  5. Step 5: Solve for x
    x = 110,217,211.81/11,974.32
  6. Step 6: Final answer
    x = 9,204.47

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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.