Home / 16,791.70-25,188.45-5,104.03

Finding the Fourth Proportional to 16,791.70, 25,188.45 and 5,104.03

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Solution

The fourth proportional to 16,791.70, 25,188.45 and 5,104.03 is: 7,656.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,791.70 : 25,188.45 = 5,104.03 : x
  2. Step 2: Convert to fraction form
    16,791.70/25,188.45 = 5,104.03/x
  3. Step 3: Cross multiply
    16,791.70x = 25,188.45 × 5,104.03
  4. Step 4: Simplify right side
    16,791.70x = 128,562,604.45
  5. Step 5: Solve for x
    x = 128,562,604.45/16,791.70
  6. Step 6: Final answer
    x = 7,656.32

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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.