Home / 12,708.72-19,063.22-3,350.09

Finding the Fourth Proportional to 12,708.72, 19,063.22 and 3,350.09

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Solution

The fourth proportional to 12,708.72, 19,063.22 and 3,350.09 is: 5,025.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,708.72 : 19,063.22 = 3,350.09 : x
  2. Step 2: Convert to fraction form
    12,708.72/19,063.22 = 3,350.09/x
  3. Step 3: Cross multiply
    12,708.72x = 19,063.22 × 3,350.09
  4. Step 4: Simplify right side
    12,708.72x = 63,863,390.62
  5. Step 5: Solve for x
    x = 63,863,390.62/12,708.72
  6. Step 6: Final answer
    x = 5,025.16

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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.