Home / 12,649.44-18,964.77-6,069.36

Finding the Fourth Proportional to 12,649.44, 18,964.77 and 6,069.36

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Solution

The fourth proportional to 12,649.44, 18,964.77 and 6,069.36 is: 9,099.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,649.44 : 18,964.77 = 6,069.36 : x
  2. Step 2: Convert to fraction form
    12,649.44/18,964.77 = 6,069.36/x
  3. Step 3: Cross multiply
    12,649.44x = 18,964.77 × 6,069.36
  4. Step 4: Simplify right side
    12,649.44x = 115,104,016.45
  5. Step 5: Solve for x
    x = 115,104,016.45/12,649.44
  6. Step 6: Final answer
    x = 9,099.53

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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.