Home / 36,679.86-50,619.42-20,763.98

Finding the Fourth Proportional to 36,679.86, 50,619.42 and 20,763.98

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Solution

The fourth proportional to 36,679.86, 50,619.42 and 20,763.98 is: 28,654.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,679.86 : 50,619.42 = 20,763.98 : x
  2. Step 2: Convert to fraction form
    36,679.86/50,619.42 = 20,763.98/x
  3. Step 3: Cross multiply
    36,679.86x = 50,619.42 × 20,763.98
  4. Step 4: Simplify right side
    36,679.86x = 1,051,060,624.49
  5. Step 5: Solve for x
    x = 1,051,060,624.49/36,679.86
  6. Step 6: Final answer
    x = 28,654.98

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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.