Home / 18,185.89-27,253.18-14,471.59

Finding the Fourth Proportional to 18,185.89, 27,253.18 and 14,471.59

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Solution

The fourth proportional to 18,185.89, 27,253.18 and 14,471.59 is: 21,686.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,185.89 : 27,253.18 = 14,471.59 : x
  2. Step 2: Convert to fraction form
    18,185.89/27,253.18 = 14,471.59/x
  3. Step 3: Cross multiply
    18,185.89x = 27,253.18 × 14,471.59
  4. Step 4: Simplify right side
    18,185.89x = 394,396,847.16
  5. Step 5: Solve for x
    x = 394,396,847.16/18,185.89
  6. Step 6: Final answer
    x = 21,686.97

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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.