Home / 18,186.96-27,229.60-9,837.04

Finding the Fourth Proportional to 18,186.96, 27,229.60 and 9,837.04

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Solution

The fourth proportional to 18,186.96, 27,229.60 and 9,837.04 is: 14,728.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,186.96 : 27,229.60 = 9,837.04 : x
  2. Step 2: Convert to fraction form
    18,186.96/27,229.60 = 9,837.04/x
  3. Step 3: Cross multiply
    18,186.96x = 27,229.60 × 9,837.04
  4. Step 4: Simplify right side
    18,186.96x = 267,858,664.38
  5. Step 5: Solve for x
    x = 267,858,664.38/18,186.96
  6. Step 6: Final answer
    x = 14,728.06

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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.