Home / 26,990.88-37,245.72-15,054.99

Finding the Fourth Proportional to 26,990.88, 37,245.72 and 15,054.99

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Solution

The fourth proportional to 26,990.88, 37,245.72 and 15,054.99 is: 20,774.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,990.88 : 37,245.72 = 15,054.99 : x
  2. Step 2: Convert to fraction form
    26,990.88/37,245.72 = 15,054.99/x
  3. Step 3: Cross multiply
    26,990.88x = 37,245.72 × 15,054.99
  4. Step 4: Simplify right side
    26,990.88x = 560,733,942.14
  5. Step 5: Solve for x
    x = 560,733,942.14/26,990.88
  6. Step 6: Final answer
    x = 20,774.94

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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.