Home / 69,784.11-104,676.19-17,193.60

Finding the Fourth Proportional to 69,784.11, 104,676.19 and 17,193.60

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Solution

The fourth proportional to 69,784.11, 104,676.19 and 17,193.60 is: 25,790.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,784.11 : 104,676.19 = 17,193.60 : x
  2. Step 2: Convert to fraction form
    69,784.11/104,676.19 = 17,193.60/x
  3. Step 3: Cross multiply
    69,784.11x = 104,676.19 × 17,193.60
  4. Step 4: Simplify right side
    69,784.11x = 1,799,760,497.40
  5. Step 5: Solve for x
    x = 1,799,760,497.40/69,784.11
  6. Step 6: Final answer
    x = 25,790.41

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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.