Home / 18,342.69-27,511.71-5,864.01

Finding the Fourth Proportional to 18,342.69, 27,511.71 and 5,864.01

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Solution

The fourth proportional to 18,342.69, 27,511.71 and 5,864.01 is: 8,795.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,342.69 : 27,511.71 = 5,864.01 : x
  2. Step 2: Convert to fraction form
    18,342.69/27,511.71 = 5,864.01/x
  3. Step 3: Cross multiply
    18,342.69x = 27,511.71 × 5,864.01
  4. Step 4: Simplify right side
    18,342.69x = 161,328,942.56
  5. Step 5: Solve for x
    x = 161,328,942.56/18,342.69
  6. Step 6: Final answer
    x = 8,795.27

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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.