Home / 19,998.23-29,996.98-5,967.78

Finding the Fourth Proportional to 19,998.23, 29,996.98 and 5,967.78

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Solution

The fourth proportional to 19,998.23, 29,996.98 and 5,967.78 is: 8,951.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,998.23 : 29,996.98 = 5,967.78 : x
  2. Step 2: Convert to fraction form
    19,998.23/29,996.98 = 5,967.78/x
  3. Step 3: Cross multiply
    19,998.23x = 29,996.98 × 5,967.78
  4. Step 4: Simplify right side
    19,998.23x = 179,015,362.38
  5. Step 5: Solve for x
    x = 179,015,362.38/19,998.23
  6. Step 6: Final answer
    x = 8,951.56

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Similar ratio
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1.5x scale

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.