Home / 19,855.33-29,788.76-8,002.97

Finding the Fourth Proportional to 19,855.33, 29,788.76 and 8,002.97

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Solution

The fourth proportional to 19,855.33, 29,788.76 and 8,002.97 is: 12,006.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,855.33 : 29,788.76 = 8,002.97 : x
  2. Step 2: Convert to fraction form
    19,855.33/29,788.76 = 8,002.97/x
  3. Step 3: Cross multiply
    19,855.33x = 29,788.76 × 8,002.97
  4. Step 4: Simplify right side
    19,855.33x = 238,398,535.39
  5. Step 5: Solve for x
    x = 238,398,535.39/19,855.33
  6. Step 6: Final answer
    x = 12,006.78

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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.