Home / 19,964.98-29,942.36-5,921.73

Finding the Fourth Proportional to 19,964.98, 29,942.36 and 5,921.73

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Solution

The fourth proportional to 19,964.98, 29,942.36 and 5,921.73 is: 8,881.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,964.98 : 29,942.36 = 5,921.73 : x
  2. Step 2: Convert to fraction form
    19,964.98/29,942.36 = 5,921.73/x
  3. Step 3: Cross multiply
    19,964.98x = 29,942.36 × 5,921.73
  4. Step 4: Simplify right side
    19,964.98x = 177,310,392.16
  5. Step 5: Solve for x
    x = 177,310,392.16/19,964.98
  6. Step 6: Final answer
    x = 8,881.07

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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.