Home / 18,168.44-27,252.72-5,021.87

Finding the Fourth Proportional to 18,168.44, 27,252.72 and 5,021.87

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Solution

The fourth proportional to 18,168.44, 27,252.72 and 5,021.87 is: 7,532.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,168.44 : 27,252.72 = 5,021.87 : x
  2. Step 2: Convert to fraction form
    18,168.44/27,252.72 = 5,021.87/x
  3. Step 3: Cross multiply
    18,168.44x = 27,252.72 × 5,021.87
  4. Step 4: Simplify right side
    18,168.44x = 136,859,480.72
  5. Step 5: Solve for x
    x = 136,859,480.72/18,168.44
  6. Step 6: Final answer
    x = 7,532.82

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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.