Home / 18,329.49-27,481.91-8,463.33

Finding the Fourth Proportional to 18,329.49, 27,481.91 and 8,463.33

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Solution

The fourth proportional to 18,329.49, 27,481.91 and 8,463.33 is: 12,689.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,329.49 : 27,481.91 = 8,463.33 : x
  2. Step 2: Convert to fraction form
    18,329.49/27,481.91 = 8,463.33/x
  3. Step 3: Cross multiply
    18,329.49x = 27,481.91 × 8,463.33
  4. Step 4: Simplify right side
    18,329.49x = 232,588,431.04
  5. Step 5: Solve for x
    x = 232,588,431.04/18,329.49
  6. Step 6: Final answer
    x = 12,689.30

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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.