Home / 17,284.12-23,873.60-15,604.72

Finding the Fourth Proportional to 17,284.12, 23,873.60 and 15,604.72

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Solution

The fourth proportional to 17,284.12, 23,873.60 and 15,604.72 is: 21,553.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,284.12 : 23,873.60 = 15,604.72 : x
  2. Step 2: Convert to fraction form
    17,284.12/23,873.60 = 15,604.72/x
  3. Step 3: Cross multiply
    17,284.12x = 23,873.60 × 15,604.72
  4. Step 4: Simplify right side
    17,284.12x = 372,540,843.39
  5. Step 5: Solve for x
    x = 372,540,843.39/17,284.12
  6. Step 6: Final answer
    x = 21,553.94

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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.