Home / 17,981.32-26,974.72-6,293.64

Finding the Fourth Proportional to 17,981.32, 26,974.72 and 6,293.64

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Solution

The fourth proportional to 17,981.32, 26,974.72 and 6,293.64 is: 9,441.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,981.32 : 26,974.72 = 6,293.64 : x
  2. Step 2: Convert to fraction form
    17,981.32/26,974.72 = 6,293.64/x
  3. Step 3: Cross multiply
    17,981.32x = 26,974.72 × 6,293.64
  4. Step 4: Simplify right side
    17,981.32x = 169,769,176.78
  5. Step 5: Solve for x
    x = 169,769,176.78/17,981.32
  6. Step 6: Final answer
    x = 9,441.42

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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.