Home / 11,828.76-17,739.48-4,035.78

Finding the Fourth Proportional to 11,828.76, 17,739.48 and 4,035.78

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Solution

The fourth proportional to 11,828.76, 17,739.48 and 4,035.78 is: 6,052.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,828.76 : 17,739.48 = 4,035.78 : x
  2. Step 2: Convert to fraction form
    11,828.76/17,739.48 = 4,035.78/x
  3. Step 3: Cross multiply
    11,828.76x = 17,739.48 × 4,035.78
  4. Step 4: Simplify right side
    11,828.76x = 71,592,638.59
  5. Step 5: Solve for x
    x = 71,592,638.59/11,828.76
  6. Step 6: Final answer
    x = 6,052.42

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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.