Home / 21,974.04-32,954.24-7,932.26

Finding the Fourth Proportional to 21,974.04, 32,954.24 and 7,932.26

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Solution

The fourth proportional to 21,974.04, 32,954.24 and 7,932.26 is: 11,895.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,974.04 : 32,954.24 = 7,932.26 : x
  2. Step 2: Convert to fraction form
    21,974.04/32,954.24 = 7,932.26/x
  3. Step 3: Cross multiply
    21,974.04x = 32,954.24 × 7,932.26
  4. Step 4: Simplify right side
    21,974.04x = 261,401,599.78
  5. Step 5: Solve for x
    x = 261,401,599.78/21,974.04
  6. Step 6: Final answer
    x = 11,895.93

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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.