Home / 13,217.35-19,826.06-4,458.41

Finding the Fourth Proportional to 13,217.35, 19,826.06 and 4,458.41

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Solution

The fourth proportional to 13,217.35, 19,826.06 and 4,458.41 is: 6,687.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,217.35 : 19,826.06 = 4,458.41 : x
  2. Step 2: Convert to fraction form
    13,217.35/19,826.06 = 4,458.41/x
  3. Step 3: Cross multiply
    13,217.35x = 19,826.06 × 4,458.41
  4. Step 4: Simplify right side
    13,217.35x = 88,392,731.44
  5. Step 5: Solve for x
    x = 88,392,731.44/13,217.35
  6. Step 6: Final answer
    x = 6,687.63

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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.