Home / 13,092.20-19,631.30-6,837.08

Finding the Fourth Proportional to 13,092.20, 19,631.30 and 6,837.08

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Solution

The fourth proportional to 13,092.20, 19,631.30 and 6,837.08 is: 10,251.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092.20 : 19,631.30 = 6,837.08 : x
  2. Step 2: Convert to fraction form
    13,092.20/19,631.30 = 6,837.08/x
  3. Step 3: Cross multiply
    13,092.20x = 19,631.30 × 6,837.08
  4. Step 4: Simplify right side
    13,092.20x = 134,220,768.60
  5. Step 5: Solve for x
    x = 134,220,768.60/13,092.20
  6. Step 6: Final answer
    x = 10,251.96

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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.