Home / 23,137.44-31,932.56-13,709.60

Finding the Fourth Proportional to 23,137.44, 31,932.56 and 13,709.60

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Solution

The fourth proportional to 23,137.44, 31,932.56 and 13,709.60 is: 18,920.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,137.44 : 31,932.56 = 13,709.60 : x
  2. Step 2: Convert to fraction form
    23,137.44/31,932.56 = 13,709.60/x
  3. Step 3: Cross multiply
    23,137.44x = 31,932.56 × 13,709.60
  4. Step 4: Simplify right side
    23,137.44x = 437,782,624.58
  5. Step 5: Solve for x
    x = 437,782,624.58/23,137.44
  6. Step 6: Final answer
    x = 18,920.96

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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.