Home / 18,468.06-27,726.62-8,614.23

Finding the Fourth Proportional to 18,468.06, 27,726.62 and 8,614.23

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Solution

The fourth proportional to 18,468.06, 27,726.62 and 8,614.23 is: 12,932.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468.06 : 27,726.62 = 8,614.23 : x
  2. Step 2: Convert to fraction form
    18,468.06/27,726.62 = 8,614.23/x
  3. Step 3: Cross multiply
    18,468.06x = 27,726.62 × 8,614.23
  4. Step 4: Simplify right side
    18,468.06x = 238,843,438.73
  5. Step 5: Solve for x
    x = 238,843,438.73/18,468.06
  6. Step 6: Final answer
    x = 12,932.78

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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.