Home / 36,679.46-50,618.85-20,763.56

Finding the Fourth Proportional to 36,679.46, 50,618.85 and 20,763.56

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Solution

The fourth proportional to 36,679.46, 50,618.85 and 20,763.56 is: 28,654.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,679.46 : 50,618.85 = 20,763.56 : x
  2. Step 2: Convert to fraction form
    36,679.46/50,618.85 = 20,763.56/x
  3. Step 3: Cross multiply
    36,679.46x = 50,618.85 × 20,763.56
  4. Step 4: Simplify right side
    36,679.46x = 1,051,027,655.65
  5. Step 5: Solve for x
    x = 1,051,027,655.65/36,679.46
  6. Step 6: Final answer
    x = 28,654.40

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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.