Home / 50,011.68-75,034.80-18,855.84

Finding the Fourth Proportional to 50,011.68, 75,034.80 and 18,855.84

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Solution

The fourth proportional to 50,011.68, 75,034.80 and 18,855.84 is: 28,290.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,011.68 : 75,034.80 = 18,855.84 : x
  2. Step 2: Convert to fraction form
    50,011.68/75,034.80 = 18,855.84/x
  3. Step 3: Cross multiply
    50,011.68x = 75,034.80 × 18,855.84
  4. Step 4: Simplify right side
    50,011.68x = 1,414,844,183.23
  5. Step 5: Solve for x
    x = 1,414,844,183.23/50,011.68
  6. Step 6: Final answer
    x = 28,290.28

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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.