Home / 43,512.54-65,273.37-18,555.23

Finding the Fourth Proportional to 43,512.54, 65,273.37 and 18,555.23

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Solution

The fourth proportional to 43,512.54, 65,273.37 and 18,555.23 is: 27,834.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,512.54 : 65,273.37 = 18,555.23 : x
  2. Step 2: Convert to fraction form
    43,512.54/65,273.37 = 18,555.23/x
  3. Step 3: Cross multiply
    43,512.54x = 65,273.37 × 18,555.23
  4. Step 4: Simplify right side
    43,512.54x = 1,211,161,974.08
  5. Step 5: Solve for x
    x = 1,211,161,974.08/43,512.54
  6. Step 6: Final answer
    x = 27,834.78

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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.