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Finding the Fourth Proportional to 18,361.41, 27,545.22 and 6,353.03

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Solution

The fourth proportional to 18,361.41, 27,545.22 and 6,353.03 is: 9,530.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,361.41 : 27,545.22 = 6,353.03 : x
  2. Step 2: Convert to fraction form
    18,361.41/27,545.22 = 6,353.03/x
  3. Step 3: Cross multiply
    18,361.41x = 27,545.22 × 6,353.03
  4. Step 4: Simplify right side
    18,361.41x = 174,995,471.29
  5. Step 5: Solve for x
    x = 174,995,471.29/18,361.41
  6. Step 6: Final answer
    x = 9,530.61

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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.