Home / 36,288.01-50,074.77-20,374.90

Finding the Fourth Proportional to 36,288.01, 50,074.77 and 20,374.90

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Solution

The fourth proportional to 36,288.01, 50,074.77 and 20,374.90 is: 28,115.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,288.01 : 50,074.77 = 20,374.90 : x
  2. Step 2: Convert to fraction form
    36,288.01/50,074.77 = 20,374.90/x
  3. Step 3: Cross multiply
    36,288.01x = 50,074.77 × 20,374.90
  4. Step 4: Simplify right side
    36,288.01x = 1,020,268,431.27
  5. Step 5: Solve for x
    x = 1,020,268,431.27/36,288.01
  6. Step 6: Final answer
    x = 28,115.86

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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.