Home / 19,481.28-29,214.74-6,997.95

Finding the Fourth Proportional to 19,481.28, 29,214.74 and 6,997.95

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Solution

The fourth proportional to 19,481.28, 29,214.74 and 6,997.95 is: 10,494.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,481.28 : 29,214.74 = 6,997.95 : x
  2. Step 2: Convert to fraction form
    19,481.28/29,214.74 = 6,997.95/x
  3. Step 3: Cross multiply
    19,481.28x = 29,214.74 × 6,997.95
  4. Step 4: Simplify right side
    19,481.28x = 204,443,289.78
  5. Step 5: Solve for x
    x = 204,443,289.78/19,481.28
  6. Step 6: Final answer
    x = 10,494.35

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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.