Home / 34,131.66-51,155.82-15,406.86

Finding the Fourth Proportional to 34,131.66, 51,155.82 and 15,406.86

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Solution

The fourth proportional to 34,131.66, 51,155.82 and 15,406.86 is: 23,091.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,131.66 : 51,155.82 = 15,406.86 : x
  2. Step 2: Convert to fraction form
    34,131.66/51,155.82 = 15,406.86/x
  3. Step 3: Cross multiply
    34,131.66x = 51,155.82 × 15,406.86
  4. Step 4: Simplify right side
    34,131.66x = 788,150,556.93
  5. Step 5: Solve for x
    x = 788,150,556.93/34,131.66
  6. Step 6: Final answer
    x = 23,091.48

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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.