Home / 34,589.05-51,817.94-20,519.35

Finding the Fourth Proportional to 34,589.05, 51,817.94 and 20,519.35

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Solution

The fourth proportional to 34,589.05, 51,817.94 and 20,519.35 is: 30,740.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,589.05 : 51,817.94 = 20,519.35 : x
  2. Step 2: Convert to fraction form
    34,589.05/51,817.94 = 20,519.35/x
  3. Step 3: Cross multiply
    34,589.05x = 51,817.94 × 20,519.35
  4. Step 4: Simplify right side
    34,589.05x = 1,063,270,188.05
  5. Step 5: Solve for x
    x = 1,063,270,188.05/34,589.05
  6. Step 6: Final answer
    x = 30,740.09

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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.