Home / 12,311.56-18,465.24-3,544.44

Finding the Fourth Proportional to 12,311.56, 18,465.24 and 3,544.44

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Solution

The fourth proportional to 12,311.56, 18,465.24 and 3,544.44 is: 5,316.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,311.56 : 18,465.24 = 3,544.44 : x
  2. Step 2: Convert to fraction form
    12,311.56/18,465.24 = 3,544.44/x
  3. Step 3: Cross multiply
    12,311.56x = 18,465.24 × 3,544.44
  4. Step 4: Simplify right side
    12,311.56x = 65,448,935.27
  5. Step 5: Solve for x
    x = 65,448,935.27/12,311.56
  6. Step 6: Final answer
    x = 5,316.06

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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.