Home / 23,189.18-34,786.33-7,390.54

Finding the Fourth Proportional to 23,189.18, 34,786.33 and 7,390.54

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Solution

The fourth proportional to 23,189.18, 34,786.33 and 7,390.54 is: 11,086.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,189.18 : 34,786.33 = 7,390.54 : x
  2. Step 2: Convert to fraction form
    23,189.18/34,786.33 = 7,390.54/x
  3. Step 3: Cross multiply
    23,189.18x = 34,786.33 × 7,390.54
  4. Step 4: Simplify right side
    23,189.18x = 257,089,657.88
  5. Step 5: Solve for x
    x = 257,089,657.88/23,189.18
  6. Step 6: Final answer
    x = 11,086.62

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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.