Home / 17,279.46-23,844.78-9,727.56

Finding the Fourth Proportional to 17,279.46, 23,844.78 and 9,727.56

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Solution

The fourth proportional to 17,279.46, 23,844.78 and 9,727.56 is: 13,423.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,279.46 : 23,844.78 = 9,727.56 : x
  2. Step 2: Convert to fraction form
    17,279.46/23,844.78 = 9,727.56/x
  3. Step 3: Cross multiply
    17,279.46x = 23,844.78 × 9,727.56
  4. Step 4: Simplify right side
    17,279.46x = 231,951,528.14
  5. Step 5: Solve for x
    x = 231,951,528.14/17,279.46
  6. Step 6: Final answer
    x = 13,423.54

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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.