Home / 19,882.36-29,827.64-6,734.39

Finding the Fourth Proportional to 19,882.36, 29,827.64 and 6,734.39

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Solution

The fourth proportional to 19,882.36, 29,827.64 and 6,734.39 is: 10,102.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,882.36 : 29,827.64 = 6,734.39 : x
  2. Step 2: Convert to fraction form
    19,882.36/29,827.64 = 6,734.39/x
  3. Step 3: Cross multiply
    19,882.36x = 29,827.64 × 6,734.39
  4. Step 4: Simplify right side
    19,882.36x = 200,870,996.02
  5. Step 5: Solve for x
    x = 200,870,996.02/19,882.36
  6. Step 6: Final answer
    x = 10,102.97

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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.