Home / 53,727.30-80,558.37-20,449.62

Finding the Fourth Proportional to 53,727.30, 80,558.37 and 20,449.62

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Solution

The fourth proportional to 53,727.30, 80,558.37 and 20,449.62 is: 30,662.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,727.30 : 80,558.37 = 20,449.62 : x
  2. Step 2: Convert to fraction form
    53,727.30/80,558.37 = 20,449.62/x
  3. Step 3: Cross multiply
    53,727.30x = 80,558.37 × 20,449.62
  4. Step 4: Simplify right side
    53,727.30x = 1,647,388,054.32
  5. Step 5: Solve for x
    x = 1,647,388,054.32/53,727.30
  6. Step 6: Final answer
    x = 30,662.03

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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.