Home / 50,007.68-75,028.80-18,851.84

Finding the Fourth Proportional to 50,007.68, 75,028.80 and 18,851.84

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Solution

The fourth proportional to 50,007.68, 75,028.80 and 18,851.84 is: 28,284.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,007.68 : 75,028.80 = 18,851.84 : x
  2. Step 2: Convert to fraction form
    50,007.68/75,028.80 = 18,851.84/x
  3. Step 3: Cross multiply
    50,007.68x = 75,028.80 × 18,851.84
  4. Step 4: Simplify right side
    50,007.68x = 1,414,430,932.99
  5. Step 5: Solve for x
    x = 1,414,430,932.99/50,007.68
  6. Step 6: Final answer
    x = 28,284.27

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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.