Home / 18,476.64-27,718.92-5,997.36

Finding the Fourth Proportional to 18,476.64, 27,718.92 and 5,997.36

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Solution

The fourth proportional to 18,476.64, 27,718.92 and 5,997.36 is: 8,997.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,476.64 : 27,718.92 = 5,997.36 : x
  2. Step 2: Convert to fraction form
    18,476.64/27,718.92 = 5,997.36/x
  3. Step 3: Cross multiply
    18,476.64x = 27,718.92 × 5,997.36
  4. Step 4: Simplify right side
    18,476.64x = 166,240,342.05
  5. Step 5: Solve for x
    x = 166,240,342.05/18,476.64
  6. Step 6: Final answer
    x = 8,997.33

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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.