Home / 34,078.26-51,102.78-11,885.04

Finding the Fourth Proportional to 34,078.26, 51,102.78 and 11,885.04

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Solution

The fourth proportional to 34,078.26, 51,102.78 and 11,885.04 is: 17,822.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,078.26 : 51,102.78 = 11,885.04 : x
  2. Step 2: Convert to fraction form
    34,078.26/51,102.78 = 11,885.04/x
  3. Step 3: Cross multiply
    34,078.26x = 51,102.78 × 11,885.04
  4. Step 4: Simplify right side
    34,078.26x = 607,358,584.41
  5. Step 5: Solve for x
    x = 607,358,584.41/34,078.26
  6. Step 6: Final answer
    x = 17,822.46

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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.