Home / 18,350.10-27,516.22-8,979.14

Finding the Fourth Proportional to 18,350.10, 27,516.22 and 8,979.14

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Solution

The fourth proportional to 18,350.10, 27,516.22 and 8,979.14 is: 13,464.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,350.10 : 27,516.22 = 8,979.14 : x
  2. Step 2: Convert to fraction form
    18,350.10/27,516.22 = 8,979.14/x
  3. Step 3: Cross multiply
    18,350.10x = 27,516.22 × 8,979.14
  4. Step 4: Simplify right side
    18,350.10x = 247,071,991.65
  5. Step 5: Solve for x
    x = 247,071,991.65/18,350.10
  6. Step 6: Final answer
    x = 13,464.34

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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.