Home / 18,057.96-27,087.66-6,369.48

Finding the Fourth Proportional to 18,057.96, 27,087.66 and 6,369.48

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Solution

The fourth proportional to 18,057.96, 27,087.66 and 6,369.48 is: 9,554.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,057.96 : 27,087.66 = 6,369.48 : x
  2. Step 2: Convert to fraction form
    18,057.96/27,087.66 = 6,369.48/x
  3. Step 3: Cross multiply
    18,057.96x = 27,087.66 × 6,369.48
  4. Step 4: Simplify right side
    18,057.96x = 172,534,308.62
  5. Step 5: Solve for x
    x = 172,534,308.62/18,057.96
  6. Step 6: Final answer
    x = 9,554.47

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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.