Home / 17,188.33-25,784.96-6,518.61

Finding the Fourth Proportional to 17,188.33, 25,784.96 and 6,518.61

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Solution

The fourth proportional to 17,188.33, 25,784.96 and 6,518.61 is: 9,778.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,188.33 : 25,784.96 = 6,518.61 : x
  2. Step 2: Convert to fraction form
    17,188.33/25,784.96 = 6,518.61/x
  3. Step 3: Cross multiply
    17,188.33x = 25,784.96 × 6,518.61
  4. Step 4: Simplify right side
    17,188.33x = 168,082,114.40
  5. Step 5: Solve for x
    x = 168,082,114.40/17,188.33
  6. Step 6: Final answer
    x = 9,778.85

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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.