Home / 18,338.96-27,522.23-8,485.14

Finding the Fourth Proportional to 18,338.96, 27,522.23 and 8,485.14

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Solution

The fourth proportional to 18,338.96, 27,522.23 and 8,485.14 is: 12,734.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,338.96 : 27,522.23 = 8,485.14 : x
  2. Step 2: Convert to fraction form
    18,338.96/27,522.23 = 8,485.14/x
  3. Step 3: Cross multiply
    18,338.96x = 27,522.23 × 8,485.14
  4. Step 4: Simplify right side
    18,338.96x = 233,529,974.66
  5. Step 5: Solve for x
    x = 233,529,974.66/18,338.96
  6. Step 6: Final answer
    x = 12,734.09

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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.