Home / 27,245.66-40,790.52-18,464.96

Finding the Fourth Proportional to 27,245.66, 40,790.52 and 18,464.96

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Solution

The fourth proportional to 27,245.66, 40,790.52 and 18,464.96 is: 27,644.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,245.66 : 40,790.52 = 18,464.96 : x
  2. Step 2: Convert to fraction form
    27,245.66/40,790.52 = 18,464.96/x
  3. Step 3: Cross multiply
    27,245.66x = 40,790.52 × 18,464.96
  4. Step 4: Simplify right side
    27,245.66x = 753,195,320.18
  5. Step 5: Solve for x
    x = 753,195,320.18/27,245.66
  6. Step 6: Final answer
    x = 27,644.60

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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.