Home / 15,195.79-22,788.82-4,665.39

Finding the Fourth Proportional to 15,195.79, 22,788.82 and 4,665.39

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Solution

The fourth proportional to 15,195.79, 22,788.82 and 4,665.39 is: 6,996.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,195.79 : 22,788.82 = 4,665.39 : x
  2. Step 2: Convert to fraction form
    15,195.79/22,788.82 = 4,665.39/x
  3. Step 3: Cross multiply
    15,195.79x = 22,788.82 × 4,665.39
  4. Step 4: Simplify right side
    15,195.79x = 106,318,732.94
  5. Step 5: Solve for x
    x = 106,318,732.94/15,195.79
  6. Step 6: Final answer
    x = 6,996.59

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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.