Home / 23,117.75-34,660.46-11,845.39

Finding the Fourth Proportional to 23,117.75, 34,660.46 and 11,845.39

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Solution

The fourth proportional to 23,117.75, 34,660.46 and 11,845.39 is: 17,759.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,117.75 : 34,660.46 = 11,845.39 : x
  2. Step 2: Convert to fraction form
    23,117.75/34,660.46 = 11,845.39/x
  3. Step 3: Cross multiply
    23,117.75x = 34,660.46 × 11,845.39
  4. Step 4: Simplify right side
    23,117.75x = 410,566,607.60
  5. Step 5: Solve for x
    x = 410,566,607.60/23,117.75
  6. Step 6: Final answer
    x = 17,759.80

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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.