Home / 36,680.58-50,620.40-20,764.68

Finding the Fourth Proportional to 36,680.58, 50,620.40 and 20,764.68

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Solution

The fourth proportional to 36,680.58, 50,620.40 and 20,764.68 is: 28,655.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,680.58 : 50,620.40 = 20,764.68 : x
  2. Step 2: Convert to fraction form
    36,680.58/50,620.40 = 20,764.68/x
  3. Step 3: Cross multiply
    36,680.58x = 50,620.40 × 20,764.68
  4. Step 4: Simplify right side
    36,680.58x = 1,051,116,303.65
  5. Step 5: Solve for x
    x = 1,051,116,303.65/36,680.58
  6. Step 6: Final answer
    x = 28,655.93

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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.