Home / 36,815.96-55,184.22-18,074.20

Finding the Fourth Proportional to 36,815.96, 55,184.22 and 18,074.20

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Solution

The fourth proportional to 36,815.96, 55,184.22 and 18,074.20 is: 27,091.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,815.96 : 55,184.22 = 18,074.20 : x
  2. Step 2: Convert to fraction form
    36,815.96/55,184.22 = 18,074.20/x
  3. Step 3: Cross multiply
    36,815.96x = 55,184.22 × 18,074.20
  4. Step 4: Simplify right side
    36,815.96x = 997,410,629.12
  5. Step 5: Solve for x
    x = 997,410,629.12/36,815.96
  6. Step 6: Final answer
    x = 27,091.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.