Home / 18,361.08-27,543.44-5,877.97

Finding the Fourth Proportional to 18,361.08, 27,543.44 and 5,877.97

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Solution

The fourth proportional to 18,361.08, 27,543.44 and 5,877.97 is: 8,817.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,361.08 : 27,543.44 = 5,877.97 : x
  2. Step 2: Convert to fraction form
    18,361.08/27,543.44 = 5,877.97/x
  3. Step 3: Cross multiply
    18,361.08x = 27,543.44 × 5,877.97
  4. Step 4: Simplify right side
    18,361.08x = 161,899,459.85
  5. Step 5: Solve for x
    x = 161,899,459.85/18,361.08
  6. Step 6: Final answer
    x = 8,817.53

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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.