Home / 50,284.49-75,452.85-20,306.09

Finding the Fourth Proportional to 50,284.49, 75,452.85 and 20,306.09

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Solution

The fourth proportional to 50,284.49, 75,452.85 and 20,306.09 is: 30,469.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,284.49 : 75,452.85 = 20,306.09 : x
  2. Step 2: Convert to fraction form
    50,284.49/75,452.85 = 20,306.09/x
  3. Step 3: Cross multiply
    50,284.49x = 75,452.85 × 20,306.09
  4. Step 4: Simplify right side
    50,284.49x = 1,532,152,551.49
  5. Step 5: Solve for x
    x = 1,532,152,551.49/50,284.49
  6. Step 6: Final answer
    x = 30,469.69

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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.