Home / 22,788.73-34,171.84-6,989.98

Finding the Fourth Proportional to 22,788.73, 34,171.84 and 6,989.98

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Solution

The fourth proportional to 22,788.73, 34,171.84 and 6,989.98 is: 10,481.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,788.73 : 34,171.84 = 6,989.98 : x
  2. Step 2: Convert to fraction form
    22,788.73/34,171.84 = 6,989.98/x
  3. Step 3: Cross multiply
    22,788.73x = 34,171.84 × 6,989.98
  4. Step 4: Simplify right side
    22,788.73x = 238,860,478.16
  5. Step 5: Solve for x
    x = 238,860,478.16/22,788.73
  6. Step 6: Final answer
    x = 10,481.52

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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.