Home / 12,469.08-18,703.26-3,704.16

Finding the Fourth Proportional to 12,469.08, 18,703.26 and 3,704.16

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Solution

The fourth proportional to 12,469.08, 18,703.26 and 3,704.16 is: 5,556.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,469.08 : 18,703.26 = 3,704.16 : x
  2. Step 2: Convert to fraction form
    12,469.08/18,703.26 = 3,704.16/x
  3. Step 3: Cross multiply
    12,469.08x = 18,703.26 × 3,704.16
  4. Step 4: Simplify right side
    12,469.08x = 69,279,867.56
  5. Step 5: Solve for x
    x = 69,279,867.56/12,469.08
  6. Step 6: Final answer
    x = 5,556.13

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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.