Home / 18,604.44-25,665.12-12,322.08

Finding the Fourth Proportional to 18,604.44, 25,665.12 and 12,322.08

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Solution

The fourth proportional to 18,604.44, 25,665.12 and 12,322.08 is: 16,998.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604.44 : 25,665.12 = 12,322.08 : x
  2. Step 2: Convert to fraction form
    18,604.44/25,665.12 = 12,322.08/x
  3. Step 3: Cross multiply
    18,604.44x = 25,665.12 × 12,322.08
  4. Step 4: Simplify right side
    18,604.44x = 316,247,661.85
  5. Step 5: Solve for x
    x = 316,247,661.85/18,604.44
  6. Step 6: Final answer
    x = 16,998.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.