Home / 23,189.09-34,786.14-7,390.41

Finding the Fourth Proportional to 23,189.09, 34,786.14 and 7,390.41

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Solution

The fourth proportional to 23,189.09, 34,786.14 and 7,390.41 is: 11,086.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,189.09 : 34,786.14 = 7,390.41 : x
  2. Step 2: Convert to fraction form
    23,189.09/34,786.14 = 7,390.41/x
  3. Step 3: Cross multiply
    23,189.09x = 34,786.14 × 7,390.41
  4. Step 4: Simplify right side
    23,189.09x = 257,083,836.92
  5. Step 5: Solve for x
    x = 257,083,836.92/23,189.09
  6. Step 6: Final answer
    x = 11,086.42

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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.