Home / 18,324.41-27,488.49-4,997.69

Finding the Fourth Proportional to 18,324.41, 27,488.49 and 4,997.69

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Solution

The fourth proportional to 18,324.41, 27,488.49 and 4,997.69 is: 7,497.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,324.41 : 27,488.49 = 4,997.69 : x
  2. Step 2: Convert to fraction form
    18,324.41/27,488.49 = 4,997.69/x
  3. Step 3: Cross multiply
    18,324.41x = 27,488.49 × 4,997.69
  4. Step 4: Simplify right side
    18,324.41x = 137,378,814.15
  5. Step 5: Solve for x
    x = 137,378,814.15/18,324.41
  6. Step 6: Final answer
    x = 7,497.04

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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.