Home / 18,021.49-27,035.94-6,176.15

Finding the Fourth Proportional to 18,021.49, 27,035.94 and 6,176.15

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Solution

The fourth proportional to 18,021.49, 27,035.94 and 6,176.15 is: 9,265.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,021.49 : 27,035.94 = 6,176.15 : x
  2. Step 2: Convert to fraction form
    18,021.49/27,035.94 = 6,176.15/x
  3. Step 3: Cross multiply
    18,021.49x = 27,035.94 × 6,176.15
  4. Step 4: Simplify right side
    18,021.49x = 166,978,010.20
  5. Step 5: Solve for x
    x = 166,978,010.20/18,021.49
  6. Step 6: Final answer
    x = 9,265.50

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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.