Home / 36,680.64-50,619.60-19,913.68

Finding the Fourth Proportional to 36,680.64, 50,619.60 and 19,913.68

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Solution

The fourth proportional to 36,680.64, 50,619.60 and 19,913.68 is: 27,481.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,680.64 : 50,619.60 = 19,913.68 : x
  2. Step 2: Convert to fraction form
    36,680.64/50,619.60 = 19,913.68/x
  3. Step 3: Cross multiply
    36,680.64x = 50,619.60 × 19,913.68
  4. Step 4: Simplify right side
    36,680.64x = 1,008,022,516.13
  5. Step 5: Solve for x
    x = 1,008,022,516.13/36,680.64
  6. Step 6: Final answer
    x = 27,481.05

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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.