Home / 12,052.23-18,082.31-7,604.75

Finding the Fourth Proportional to 12,052.23, 18,082.31 and 7,604.75

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Solution

The fourth proportional to 12,052.23, 18,082.31 and 7,604.75 is: 11,409.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,052.23 : 18,082.31 = 7,604.75 : x
  2. Step 2: Convert to fraction form
    12,052.23/18,082.31 = 7,604.75/x
  3. Step 3: Cross multiply
    12,052.23x = 18,082.31 × 7,604.75
  4. Step 4: Simplify right side
    12,052.23x = 137,511,318.54
  5. Step 5: Solve for x
    x = 137,511,318.54/12,052.23
  6. Step 6: Final answer
    x = 11,409.62

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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.