Home / 12,652.44-18,965.43-4,329.66

Finding the Fourth Proportional to 12,652.44, 18,965.43 and 4,329.66

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Solution

The fourth proportional to 12,652.44, 18,965.43 and 4,329.66 is: 6,489.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,652.44 : 18,965.43 = 4,329.66 : x
  2. Step 2: Convert to fraction form
    12,652.44/18,965.43 = 4,329.66/x
  3. Step 3: Cross multiply
    12,652.44x = 18,965.43 × 4,329.66
  4. Step 4: Simplify right side
    12,652.44x = 82,113,863.65
  5. Step 5: Solve for x
    x = 82,113,863.65/12,652.44
  6. Step 6: Final answer
    x = 6,489.96

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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.