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Finding the Fourth Proportional to 18,086.03, 27,136.18 and 5,607.03

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Solution

The fourth proportional to 18,086.03, 27,136.18 and 5,607.03 is: 8,412.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,086.03 : 27,136.18 = 5,607.03 : x
  2. Step 2: Convert to fraction form
    18,086.03/27,136.18 = 5,607.03/x
  3. Step 3: Cross multiply
    18,086.03x = 27,136.18 × 5,607.03
  4. Step 4: Simplify right side
    18,086.03x = 152,153,375.35
  5. Step 5: Solve for x
    x = 152,153,375.35/18,086.03
  6. Step 6: Final answer
    x = 8,412.76

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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.