Home / 36,722.12-50,673.66-20,809.06

Finding the Fourth Proportional to 36,722.12, 50,673.66 and 20,809.06

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Solution

The fourth proportional to 36,722.12, 50,673.66 and 20,809.06 is: 28,714.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,722.12 : 50,673.66 = 20,809.06 : x
  2. Step 2: Convert to fraction form
    36,722.12/50,673.66 = 20,809.06/x
  3. Step 3: Cross multiply
    36,722.12x = 50,673.66 × 20,809.06
  4. Step 4: Simplify right side
    36,722.12x = 1,054,471,231.36
  5. Step 5: Solve for x
    x = 1,054,471,231.36/36,722.12
  6. Step 6: Final answer
    x = 28,714.88

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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.