Home / 13,461.69-20,195.24-4,694.25

Finding the Fourth Proportional to 13,461.69, 20,195.24 and 4,694.25

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Solution

The fourth proportional to 13,461.69, 20,195.24 and 4,694.25 is: 7,042.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,461.69 : 20,195.24 = 4,694.25 : x
  2. Step 2: Convert to fraction form
    13,461.69/20,195.24 = 4,694.25/x
  3. Step 3: Cross multiply
    13,461.69x = 20,195.24 × 4,694.25
  4. Step 4: Simplify right side
    13,461.69x = 94,801,481.90
  5. Step 5: Solve for x
    x = 94,801,481.90/13,461.69
  6. Step 6: Final answer
    x = 7,042.32

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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.