Home / 18,344.82-27,516.54-5,197.16

Finding the Fourth Proportional to 18,344.82, 27,516.54 and 5,197.16

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Solution

The fourth proportional to 18,344.82, 27,516.54 and 5,197.16 is: 7,795.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,344.82 : 27,516.54 = 5,197.16 : x
  2. Step 2: Convert to fraction form
    18,344.82/27,516.54 = 5,197.16/x
  3. Step 3: Cross multiply
    18,344.82x = 27,516.54 × 5,197.16
  4. Step 4: Simplify right side
    18,344.82x = 143,007,861.03
  5. Step 5: Solve for x
    x = 143,007,861.03/18,344.82
  6. Step 6: Final answer
    x = 7,795.54

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1.5x scale

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.