Home / 19,982.41-29,964.30-5,937.28

Finding the Fourth Proportional to 19,982.41, 29,964.30 and 5,937.28

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Solution

The fourth proportional to 19,982.41, 29,964.30 and 5,937.28 is: 8,903.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,982.41 : 29,964.30 = 5,937.28 : x
  2. Step 2: Convert to fraction form
    19,982.41/29,964.30 = 5,937.28/x
  3. Step 3: Cross multiply
    19,982.41x = 29,964.30 × 5,937.28
  4. Step 4: Simplify right side
    19,982.41x = 177,906,439.10
  5. Step 5: Solve for x
    x = 177,906,439.10/19,982.41
  6. Step 6: Final answer
    x = 8,903.15

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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.