Home / 18,112.03-27,173.96-8,753.12

Finding the Fourth Proportional to 18,112.03, 27,173.96 and 8,753.12

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Solution

The fourth proportional to 18,112.03, 27,173.96 and 8,753.12 is: 13,132.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,112.03 : 27,173.96 = 8,753.12 : x
  2. Step 2: Convert to fraction form
    18,112.03/27,173.96 = 8,753.12/x
  3. Step 3: Cross multiply
    18,112.03x = 27,173.96 × 8,753.12
  4. Step 4: Simplify right side
    18,112.03x = 237,856,888.99
  5. Step 5: Solve for x
    x = 237,856,888.99/18,112.03
  6. Step 6: Final answer
    x = 13,132.54

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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.