Home / 18,353.44-25,313.34-16,231.24

Finding the Fourth Proportional to 18,353.44, 25,313.34 and 16,231.24

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Solution

The fourth proportional to 18,353.44, 25,313.34 and 16,231.24 is: 22,386.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,353.44 : 25,313.34 = 16,231.24 : x
  2. Step 2: Convert to fraction form
    18,353.44/25,313.34 = 16,231.24/x
  3. Step 3: Cross multiply
    18,353.44x = 25,313.34 × 16,231.24
  4. Step 4: Simplify right side
    18,353.44x = 410,866,896.74
  5. Step 5: Solve for x
    x = 410,866,896.74/18,353.44
  6. Step 6: Final answer
    x = 22,386.37

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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.