Home / 14,537.54-21,815.87-7,968.38

Finding the Fourth Proportional to 14,537.54, 21,815.87 and 7,968.38

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Solution

The fourth proportional to 14,537.54, 21,815.87 and 7,968.38 is: 11,957.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,537.54 : 21,815.87 = 7,968.38 : x
  2. Step 2: Convert to fraction form
    14,537.54/21,815.87 = 7,968.38/x
  3. Step 3: Cross multiply
    14,537.54x = 21,815.87 × 7,968.38
  4. Step 4: Simplify right side
    14,537.54x = 173,836,993.27
  5. Step 5: Solve for x
    x = 173,836,993.27/14,537.54
  6. Step 6: Final answer
    x = 11,957.80

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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.