Home / 18,273.44-25,217.76-10,724.72

Finding the Fourth Proportional to 18,273.44, 25,217.76 and 10,724.72

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Solution

The fourth proportional to 18,273.44, 25,217.76 and 10,724.72 is: 14,800.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,273.44 : 25,217.76 = 10,724.72 : x
  2. Step 2: Convert to fraction form
    18,273.44/25,217.76 = 10,724.72/x
  3. Step 3: Cross multiply
    18,273.44x = 25,217.76 × 10,724.72
  4. Step 4: Simplify right side
    18,273.44x = 270,453,415.03
  5. Step 5: Solve for x
    x = 270,453,415.03/18,273.44
  6. Step 6: Final answer
    x = 14,800.36

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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.