Home / 50,361.33-75,550.61-20,762.99

Finding the Fourth Proportional to 50,361.33, 75,550.61 and 20,762.99

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Solution

The fourth proportional to 50,361.33, 75,550.61 and 20,762.99 is: 31,148.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,361.33 : 75,550.61 = 20,762.99 : x
  2. Step 2: Convert to fraction form
    50,361.33/75,550.61 = 20,762.99/x
  3. Step 3: Cross multiply
    50,361.33x = 75,550.61 × 20,762.99
  4. Step 4: Simplify right side
    50,361.33x = 1,568,656,559.92
  5. Step 5: Solve for x
    x = 1,568,656,559.92/50,361.33
  6. Step 6: Final answer
    x = 31,148.04

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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.