Home / 12,369.44-18,553.60-3,604.16

Finding the Fourth Proportional to 12,369.44, 18,553.60 and 3,604.16

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Solution

The fourth proportional to 12,369.44, 18,553.60 and 3,604.16 is: 5,406.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,369.44 : 18,553.60 = 3,604.16 : x
  2. Step 2: Convert to fraction form
    12,369.44/18,553.60 = 3,604.16/x
  3. Step 3: Cross multiply
    12,369.44x = 18,553.60 × 3,604.16
  4. Step 4: Simplify right side
    12,369.44x = 66,870,142.98
  5. Step 5: Solve for x
    x = 66,870,142.98/12,369.44
  6. Step 6: Final answer
    x = 5,406.08

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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.