Home / 13,644.99-20,466.36-3,784.41

Finding the Fourth Proportional to 13,644.99, 20,466.36 and 3,784.41

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Solution

The fourth proportional to 13,644.99, 20,466.36 and 3,784.41 is: 5,676.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,644.99 : 20,466.36 = 3,784.41 : x
  2. Step 2: Convert to fraction form
    13,644.99/20,466.36 = 3,784.41/x
  3. Step 3: Cross multiply
    13,644.99x = 20,466.36 × 3,784.41
  4. Step 4: Simplify right side
    13,644.99x = 77,453,097.45
  5. Step 5: Solve for x
    x = 77,453,097.45/13,644.99
  6. Step 6: Final answer
    x = 5,676.30

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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.