Home / 36,436.44-50,281.34-20,519.94

Finding the Fourth Proportional to 36,436.44, 50,281.34 and 20,519.94

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Solution

The fourth proportional to 36,436.44, 50,281.34 and 20,519.94 is: 28,316.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,436.44 : 50,281.34 = 20,519.94 : x
  2. Step 2: Convert to fraction form
    36,436.44/50,281.34 = 20,519.94/x
  3. Step 3: Cross multiply
    36,436.44x = 50,281.34 × 20,519.94
  4. Step 4: Simplify right side
    36,436.44x = 1,031,769,977.32
  5. Step 5: Solve for x
    x = 1,031,769,977.32/36,436.44
  6. Step 6: Final answer
    x = 28,316.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.