Home / 18,736.44-25,860.60-10,783.26

Finding the Fourth Proportional to 18,736.44, 25,860.60 and 10,783.26

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Solution

The fourth proportional to 18,736.44, 25,860.60 and 10,783.26 is: 14,883.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,736.44 : 25,860.60 = 10,783.26 : x
  2. Step 2: Convert to fraction form
    18,736.44/25,860.60 = 10,783.26/x
  3. Step 3: Cross multiply
    18,736.44x = 25,860.60 × 10,783.26
  4. Step 4: Simplify right side
    18,736.44x = 278,861,573.56
  5. Step 5: Solve for x
    x = 278,861,573.56/18,736.44
  6. Step 6: Final answer
    x = 14,883.38

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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.