Home / 36,724.12-50,676.42-20,811.06

Finding the Fourth Proportional to 36,724.12, 50,676.42 and 20,811.06

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Solution

The fourth proportional to 36,724.12, 50,676.42 and 20,811.06 is: 28,717.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,724.12 : 50,676.42 = 20,811.06 : x
  2. Step 2: Convert to fraction form
    36,724.12/50,676.42 = 20,811.06/x
  3. Step 3: Cross multiply
    36,724.12x = 50,676.42 × 20,811.06
  4. Step 4: Simplify right side
    36,724.12x = 1,054,630,017.21
  5. Step 5: Solve for x
    x = 1,054,630,017.21/36,724.12
  6. Step 6: Final answer
    x = 28,717.64

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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.