Home / 18,204.35-27,310.16-6,516.05

Finding the Fourth Proportional to 18,204.35, 27,310.16 and 6,516.05

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Solution

The fourth proportional to 18,204.35, 27,310.16 and 6,516.05 is: 9,775.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,204.35 : 27,310.16 = 6,516.05 : x
  2. Step 2: Convert to fraction form
    18,204.35/27,310.16 = 6,516.05/x
  3. Step 3: Cross multiply
    18,204.35x = 27,310.16 × 6,516.05
  4. Step 4: Simplify right side
    18,204.35x = 177,954,247.81
  5. Step 5: Solve for x
    x = 177,954,247.81/18,204.35
  6. Step 6: Final answer
    x = 9,775.37

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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.