Home / 36,742.08-50,704.19-20,827.60

Finding the Fourth Proportional to 36,742.08, 50,704.19 and 20,827.60

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Solution

The fourth proportional to 36,742.08, 50,704.19 and 20,827.60 is: 28,742.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,742.08 : 50,704.19 = 20,827.60 : x
  2. Step 2: Convert to fraction form
    36,742.08/50,704.19 = 20,827.60/x
  3. Step 3: Cross multiply
    36,742.08x = 50,704.19 × 20,827.60
  4. Step 4: Simplify right side
    36,742.08x = 1,056,046,587.64
  5. Step 5: Solve for x
    x = 1,056,046,587.64/36,742.08
  6. Step 6: Final answer
    x = 28,742.16

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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.