Home / 18,115.54-24,999.70-10,944.46

Finding the Fourth Proportional to 18,115.54, 24,999.70 and 10,944.46

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Solution

The fourth proportional to 18,115.54, 24,999.70 and 10,944.46 is: 15,103.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,115.54 : 24,999.70 = 10,944.46 : x
  2. Step 2: Convert to fraction form
    18,115.54/24,999.70 = 10,944.46/x
  3. Step 3: Cross multiply
    18,115.54x = 24,999.70 × 10,944.46
  4. Step 4: Simplify right side
    18,115.54x = 273,608,216.66
  5. Step 5: Solve for x
    x = 273,608,216.66/18,115.54
  6. Step 6: Final answer
    x = 15,103.51

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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.