Home / 27,198.87-40,814.47-14,718.64

Finding the Fourth Proportional to 27,198.87, 40,814.47 and 14,718.64

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Solution

The fourth proportional to 27,198.87, 40,814.47 and 14,718.64 is: 22,086.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,198.87 : 40,814.47 = 14,718.64 : x
  2. Step 2: Convert to fraction form
    27,198.87/40,814.47 = 14,718.64/x
  3. Step 3: Cross multiply
    27,198.87x = 40,814.47 × 14,718.64
  4. Step 4: Simplify right side
    27,198.87x = 600,733,490.72
  5. Step 5: Solve for x
    x = 600,733,490.72/27,198.87
  6. Step 6: Final answer
    x = 22,086.71

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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.