Home / 14,512.74-21,767.50-3,983.56

Finding the Fourth Proportional to 14,512.74, 21,767.50 and 3,983.56

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Solution

The fourth proportional to 14,512.74, 21,767.50 and 3,983.56 is: 5,974.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,512.74 : 21,767.50 = 3,983.56 : x
  2. Step 2: Convert to fraction form
    14,512.74/21,767.50 = 3,983.56/x
  3. Step 3: Cross multiply
    14,512.74x = 21,767.50 × 3,983.56
  4. Step 4: Simplify right side
    14,512.74x = 86,712,142.30
  5. Step 5: Solve for x
    x = 86,712,142.30/14,512.74
  6. Step 6: Final answer
    x = 5,974.90

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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.