Home / 18,231.05-25,158.92-10,273.41

Finding the Fourth Proportional to 18,231.05, 25,158.92 and 10,273.41

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Solution

The fourth proportional to 18,231.05, 25,158.92 and 10,273.41 is: 14,177.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,231.05 : 25,158.92 = 10,273.41 : x
  2. Step 2: Convert to fraction form
    18,231.05/25,158.92 = 10,273.41/x
  3. Step 3: Cross multiply
    18,231.05x = 25,158.92 × 10,273.41
  4. Step 4: Simplify right side
    18,231.05x = 258,467,848.95
  5. Step 5: Solve for x
    x = 258,467,848.95/18,231.05
  6. Step 6: Final answer
    x = 14,177.34

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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.