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Finding the Fourth Proportional to 48,846.80, 73,221.60 and 22,505.60

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Solution

The fourth proportional to 48,846.80, 73,221.60 and 22,505.60 is: 33,736.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,846.80 : 73,221.60 = 22,505.60 : x
  2. Step 2: Convert to fraction form
    48,846.80/73,221.60 = 22,505.60/x
  3. Step 3: Cross multiply
    48,846.80x = 73,221.60 × 22,505.60
  4. Step 4: Simplify right side
    48,846.80x = 1,647,896,040.96
  5. Step 5: Solve for x
    x = 1,647,896,040.96/48,846.80
  6. Step 6: Final answer
    x = 33,736.01

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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.