Home / 17,272.76-23,828.36-11,222.60

Finding the Fourth Proportional to 17,272.76, 23,828.36 and 11,222.60

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Solution

The fourth proportional to 17,272.76, 23,828.36 and 11,222.60 is: 15,481.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,272.76 : 23,828.36 = 11,222.60 : x
  2. Step 2: Convert to fraction form
    17,272.76/23,828.36 = 11,222.60/x
  3. Step 3: Cross multiply
    17,272.76x = 23,828.36 × 11,222.60
  4. Step 4: Simplify right side
    17,272.76x = 267,415,977.68
  5. Step 5: Solve for x
    x = 267,415,977.68/17,272.76
  6. Step 6: Final answer
    x = 15,481.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.