Home / 13,331.73-19,984.34-6,299.30

Finding the Fourth Proportional to 13,331.73, 19,984.34 and 6,299.30

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Solution

The fourth proportional to 13,331.73, 19,984.34 and 6,299.30 is: 9,442.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,331.73 : 19,984.34 = 6,299.30 : x
  2. Step 2: Convert to fraction form
    13,331.73/19,984.34 = 6,299.30/x
  3. Step 3: Cross multiply
    13,331.73x = 19,984.34 × 6,299.30
  4. Step 4: Simplify right side
    13,331.73x = 125,887,221.54
  5. Step 5: Solve for x
    x = 125,887,221.54/13,331.73
  6. Step 6: Final answer
    x = 9,442.68

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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.