Home / 18,114.06-27,173.30-5,634.75

Finding the Fourth Proportional to 18,114.06, 27,173.30 and 5,634.75

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Solution

The fourth proportional to 18,114.06, 27,173.30 and 5,634.75 is: 8,452.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,114.06 : 27,173.30 = 5,634.75 : x
  2. Step 2: Convert to fraction form
    18,114.06/27,173.30 = 5,634.75/x
  3. Step 3: Cross multiply
    18,114.06x = 27,173.30 × 5,634.75
  4. Step 4: Simplify right side
    18,114.06x = 153,114,724.00
  5. Step 5: Solve for x
    x = 153,114,724.00/18,114.06
  6. Step 6: Final answer
    x = 8,452.81

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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.