Home / 18,069.91-27,105.56-5,588.81

Finding the Fourth Proportional to 18,069.91, 27,105.56 and 5,588.81

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Solution

The fourth proportional to 18,069.91, 27,105.56 and 5,588.81 is: 8,383.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,069.91 : 27,105.56 = 5,588.81 : x
  2. Step 2: Convert to fraction form
    18,069.91/27,105.56 = 5,588.81/x
  3. Step 3: Cross multiply
    18,069.91x = 27,105.56 × 5,588.81
  4. Step 4: Simplify right side
    18,069.91x = 151,487,824.78
  5. Step 5: Solve for x
    x = 151,487,824.78/18,069.91
  6. Step 6: Final answer
    x = 8,383.43

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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.