Home / 12,116.66-18,175.08-3,352.25

Finding the Fourth Proportional to 12,116.66, 18,175.08 and 3,352.25

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Solution

The fourth proportional to 12,116.66, 18,175.08 and 3,352.25 is: 5,028.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,116.66 : 18,175.08 = 3,352.25 : x
  2. Step 2: Convert to fraction form
    12,116.66/18,175.08 = 3,352.25/x
  3. Step 3: Cross multiply
    12,116.66x = 18,175.08 × 3,352.25
  4. Step 4: Simplify right side
    12,116.66x = 60,927,469.94
  5. Step 5: Solve for x
    x = 60,927,469.94/12,116.66
  6. Step 6: Final answer
    x = 5,028.41

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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.