Home / 12,824.26-19,236.39-10,243.60

Finding the Fourth Proportional to 12,824.26, 19,236.39 and 10,243.60

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Solution

The fourth proportional to 12,824.26, 19,236.39 and 10,243.60 is: 15,365.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,824.26 : 19,236.39 = 10,243.60 : x
  2. Step 2: Convert to fraction form
    12,824.26/19,236.39 = 10,243.60/x
  3. Step 3: Cross multiply
    12,824.26x = 19,236.39 × 10,243.60
  4. Step 4: Simplify right side
    12,824.26x = 197,049,884.60
  5. Step 5: Solve for x
    x = 197,049,884.60/12,824.26
  6. Step 6: Final answer
    x = 15,365.40

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1.5x scale

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.