Home / 50,790.78-76,208.04-27,412.56

Finding the Fourth Proportional to 50,790.78, 76,208.04 and 27,412.56

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Solution

The fourth proportional to 50,790.78, 76,208.04 and 27,412.56 is: 41,130.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,790.78 : 76,208.04 = 27,412.56 : x
  2. Step 2: Convert to fraction form
    50,790.78/76,208.04 = 27,412.56/x
  3. Step 3: Cross multiply
    50,790.78x = 76,208.04 × 27,412.56
  4. Step 4: Simplify right side
    50,790.78x = 2,089,057,468.98
  5. Step 5: Solve for x
    x = 2,089,057,468.98/50,790.78
  6. Step 6: Final answer
    x = 41,130.64

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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.