Home / 22,653.41-33,947.25-12,771.60

Finding the Fourth Proportional to 22,653.41, 33,947.25 and 12,771.60

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Solution

The fourth proportional to 22,653.41, 33,947.25 and 12,771.60 is: 19,138.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,653.41 : 33,947.25 = 12,771.60 : x
  2. Step 2: Convert to fraction form
    22,653.41/33,947.25 = 12,771.60/x
  3. Step 3: Cross multiply
    22,653.41x = 33,947.25 × 12,771.60
  4. Step 4: Simplify right side
    22,653.41x = 433,560,698.10
  5. Step 5: Solve for x
    x = 433,560,698.10/22,653.41
  6. Step 6: Final answer
    x = 19,138.88

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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.