Home / 11,951.02-17,926.83-6,719.43

Finding the Fourth Proportional to 11,951.02, 17,926.83 and 6,719.43

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Solution

The fourth proportional to 11,951.02, 17,926.83 and 6,719.43 is: 10,079.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,951.02 : 17,926.83 = 6,719.43 : x
  2. Step 2: Convert to fraction form
    11,951.02/17,926.83 = 6,719.43/x
  3. Step 3: Cross multiply
    11,951.02x = 17,926.83 × 6,719.43
  4. Step 4: Simplify right side
    11,951.02x = 120,458,079.31
  5. Step 5: Solve for x
    x = 120,458,079.31/11,951.02
  6. Step 6: Final answer
    x = 10,079.32

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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.