Home / 36,506.34-50,379.21-20,589.30

Finding the Fourth Proportional to 36,506.34, 50,379.21 and 20,589.30

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Solution

The fourth proportional to 36,506.34, 50,379.21 and 20,589.30 is: 28,413.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,506.34 : 50,379.21 = 20,589.30 : x
  2. Step 2: Convert to fraction form
    36,506.34/50,379.21 = 20,589.30/x
  3. Step 3: Cross multiply
    36,506.34x = 50,379.21 × 20,589.30
  4. Step 4: Simplify right side
    36,506.34x = 1,037,272,668.45
  5. Step 5: Solve for x
    x = 1,037,272,668.45/36,506.34
  6. Step 6: Final answer
    x = 28,413.49

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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.