Home / 16,072.41-22,181.18-9,268.62

Finding the Fourth Proportional to 16,072.41, 22,181.18 and 9,268.62

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Solution

The fourth proportional to 16,072.41, 22,181.18 and 9,268.62 is: 12,791.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,072.41 : 22,181.18 = 9,268.62 : x
  2. Step 2: Convert to fraction form
    16,072.41/22,181.18 = 9,268.62/x
  3. Step 3: Cross multiply
    16,072.41x = 22,181.18 × 9,268.62
  4. Step 4: Simplify right side
    16,072.41x = 205,588,976.65
  5. Step 5: Solve for x
    x = 205,588,976.65/16,072.41
  6. Step 6: Final answer
    x = 12,791.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.