Home / 15,669.89-23,504.89-3,983.11

Finding the Fourth Proportional to 15,669.89, 23,504.89 and 3,983.11

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Solution

The fourth proportional to 15,669.89, 23,504.89 and 3,983.11 is: 5,974.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,669.89 : 23,504.89 = 3,983.11 : x
  2. Step 2: Convert to fraction form
    15,669.89/23,504.89 = 3,983.11/x
  3. Step 3: Cross multiply
    15,669.89x = 23,504.89 × 3,983.11
  4. Step 4: Simplify right side
    15,669.89x = 93,622,644.57
  5. Step 5: Solve for x
    x = 93,622,644.57/15,669.89
  6. Step 6: Final answer
    x = 5,974.68

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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.