Home / 18,114.30-27,172.26-9,366.30

Finding the Fourth Proportional to 18,114.30, 27,172.26 and 9,366.30

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Solution

The fourth proportional to 18,114.30, 27,172.26 and 9,366.30 is: 14,049.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,114.30 : 27,172.26 = 9,366.30 : x
  2. Step 2: Convert to fraction form
    18,114.30/27,172.26 = 9,366.30/x
  3. Step 3: Cross multiply
    18,114.30x = 27,172.26 × 9,366.30
  4. Step 4: Simplify right side
    18,114.30x = 254,503,538.84
  5. Step 5: Solve for x
    x = 254,503,538.84/18,114.30
  6. Step 6: Final answer
    x = 14,049.87

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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.