Home / 18,213.93-27,324.99-5,564.79

Finding the Fourth Proportional to 18,213.93, 27,324.99 and 5,564.79

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Solution

The fourth proportional to 18,213.93, 27,324.99 and 5,564.79 is: 8,348.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,213.93 : 27,324.99 = 5,564.79 : x
  2. Step 2: Convert to fraction form
    18,213.93/27,324.99 = 5,564.79/x
  3. Step 3: Cross multiply
    18,213.93x = 27,324.99 × 5,564.79
  4. Step 4: Simplify right side
    18,213.93x = 152,057,831.10
  5. Step 5: Solve for x
    x = 152,057,831.10/18,213.93
  6. Step 6: Final answer
    x = 8,348.44

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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.