Home / 36,705.93-50,654.28-20,790.37

Finding the Fourth Proportional to 36,705.93, 50,654.28 and 20,790.37

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Solution

The fourth proportional to 36,705.93, 50,654.28 and 20,790.37 is: 28,690.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,705.93 : 50,654.28 = 20,790.37 : x
  2. Step 2: Convert to fraction form
    36,705.93/50,654.28 = 20,790.37/x
  3. Step 3: Cross multiply
    36,705.93x = 50,654.28 × 20,790.37
  4. Step 4: Simplify right side
    36,705.93x = 1,053,121,247.62
  5. Step 5: Solve for x
    x = 1,053,121,247.62/36,705.93
  6. Step 6: Final answer
    x = 28,690.77

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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.