Home / 36,789.55-50,766.06-20,653.16

Finding the Fourth Proportional to 36,789.55, 50,766.06 and 20,653.16

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Solution

The fourth proportional to 36,789.55, 50,766.06 and 20,653.16 is: 28,499.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,789.55 : 50,766.06 = 20,653.16 : x
  2. Step 2: Convert to fraction form
    36,789.55/50,766.06 = 20,653.16/x
  3. Step 3: Cross multiply
    36,789.55x = 50,766.06 × 20,653.16
  4. Step 4: Simplify right side
    36,789.55x = 1,048,479,559.75
  5. Step 5: Solve for x
    x = 1,048,479,559.75/36,789.55
  6. Step 6: Final answer
    x = 28,499.39

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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.