Home / 22,491.76-33,704.83-12,650.26

Finding the Fourth Proportional to 22,491.76, 33,704.83 and 12,650.26

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Solution

The fourth proportional to 22,491.76, 33,704.83 and 12,650.26 is: 18,956.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,491.76 : 33,704.83 = 12,650.26 : x
  2. Step 2: Convert to fraction form
    22,491.76/33,704.83 = 12,650.26/x
  3. Step 3: Cross multiply
    22,491.76x = 33,704.83 × 12,650.26
  4. Step 4: Simplify right side
    22,491.76x = 426,374,746.87
  5. Step 5: Solve for x
    x = 426,374,746.87/22,491.76
  6. Step 6: Final answer
    x = 18,956.93

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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.