Home / 12,964.22-19,448.21-5,568.62

Finding the Fourth Proportional to 12,964.22, 19,448.21 and 5,568.62

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Solution

The fourth proportional to 12,964.22, 19,448.21 and 5,568.62 is: 8,353.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,964.22 : 19,448.21 = 5,568.62 : x
  2. Step 2: Convert to fraction form
    12,964.22/19,448.21 = 5,568.62/x
  3. Step 3: Cross multiply
    12,964.22x = 19,448.21 × 5,568.62
  4. Step 4: Simplify right side
    12,964.22x = 108,299,659.90
  5. Step 5: Solve for x
    x = 108,299,659.90/12,964.22
  6. Step 6: Final answer
    x = 8,353.73

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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.