Home / 18,501.85-27,767.36-6,823.27

Finding the Fourth Proportional to 18,501.85, 27,767.36 and 6,823.27

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Solution

The fourth proportional to 18,501.85, 27,767.36 and 6,823.27 is: 10,240.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,501.85 : 27,767.36 = 6,823.27 : x
  2. Step 2: Convert to fraction form
    18,501.85/27,767.36 = 6,823.27/x
  3. Step 3: Cross multiply
    18,501.85x = 27,767.36 × 6,823.27
  4. Step 4: Simplify right side
    18,501.85x = 189,464,194.47
  5. Step 5: Solve for x
    x = 189,464,194.47/18,501.85
  6. Step 6: Final answer
    x = 10,240.28

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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.