Home / 34,966.78-52,449.78-20,930.73

Finding the Fourth Proportional to 34,966.78, 52,449.78 and 20,930.73

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Solution

The fourth proportional to 34,966.78, 52,449.78 and 20,930.73 is: 31,395.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,966.78 : 52,449.78 = 20,930.73 : x
  2. Step 2: Convert to fraction form
    34,966.78/52,449.78 = 20,930.73/x
  3. Step 3: Cross multiply
    34,966.78x = 52,449.78 × 20,930.73
  4. Step 4: Simplify right side
    34,966.78x = 1,097,812,105.25
  5. Step 5: Solve for x
    x = 1,097,812,105.25/34,966.78
  6. Step 6: Final answer
    x = 31,395.86

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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.