Home / 22,989.40-34,454.45-9,647.37

Finding the Fourth Proportional to 22,989.40, 34,454.45 and 9,647.37

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Solution

The fourth proportional to 22,989.40, 34,454.45 and 9,647.37 is: 14,458.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,989.40 : 34,454.45 = 9,647.37 : x
  2. Step 2: Convert to fraction form
    22,989.40/34,454.45 = 9,647.37/x
  3. Step 3: Cross multiply
    22,989.40x = 34,454.45 × 9,647.37
  4. Step 4: Simplify right side
    22,989.40x = 332,394,851.41
  5. Step 5: Solve for x
    x = 332,394,851.41/22,989.40
  6. Step 6: Final answer
    x = 14,458.62

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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.