Home / 31,840.52-43,939.94-17,694.68

Finding the Fourth Proportional to 31,840.52, 43,939.94 and 17,694.68

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Solution

The fourth proportional to 31,840.52, 43,939.94 and 17,694.68 is: 24,418.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,840.52 : 43,939.94 = 17,694.68 : x
  2. Step 2: Convert to fraction form
    31,840.52/43,939.94 = 17,694.68/x
  3. Step 3: Cross multiply
    31,840.52x = 43,939.94 × 17,694.68
  4. Step 4: Simplify right side
    31,840.52x = 777,503,177.52
  5. Step 5: Solve for x
    x = 777,503,177.52/31,840.52
  6. Step 6: Final answer
    x = 24,418.67

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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.