Home / 18,116.08-27,174.14-14,589.55

Finding the Fourth Proportional to 18,116.08, 27,174.14 and 14,589.55

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Solution

The fourth proportional to 18,116.08, 27,174.14 and 14,589.55 is: 21,884.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,116.08 : 27,174.14 = 14,589.55 : x
  2. Step 2: Convert to fraction form
    18,116.08/27,174.14 = 14,589.55/x
  3. Step 3: Cross multiply
    18,116.08x = 27,174.14 × 14,589.55
  4. Step 4: Simplify right side
    18,116.08x = 396,458,474.24
  5. Step 5: Solve for x
    x = 396,458,474.24/18,116.08
  6. Step 6: Final answer
    x = 21,884.34

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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.