Home / 36,558.14-50,449.84-20,641.64

Finding the Fourth Proportional to 36,558.14, 50,449.84 and 20,641.64

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Solution

The fourth proportional to 36,558.14, 50,449.84 and 20,641.64 is: 28,485.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,558.14 : 50,449.84 = 20,641.64 : x
  2. Step 2: Convert to fraction form
    36,558.14/50,449.84 = 20,641.64/x
  3. Step 3: Cross multiply
    36,558.14x = 50,449.84 × 20,641.64
  4. Step 4: Simplify right side
    36,558.14x = 1,041,367,131.48
  5. Step 5: Solve for x
    x = 1,041,367,131.48/36,558.14
  6. Step 6: Final answer
    x = 28,485.24

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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.