Home / 27,190.35-37,535.87-18,234.59

Finding the Fourth Proportional to 27,190.35, 37,535.87 and 18,234.59

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Solution

The fourth proportional to 27,190.35, 37,535.87 and 18,234.59 is: 25,172.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,190.35 : 37,535.87 = 18,234.59 : x
  2. Step 2: Convert to fraction form
    27,190.35/37,535.87 = 18,234.59/x
  3. Step 3: Cross multiply
    27,190.35x = 37,535.87 × 18,234.59
  4. Step 4: Simplify right side
    27,190.35x = 684,451,057.65
  5. Step 5: Solve for x
    x = 684,451,057.65/27,190.35
  6. Step 6: Final answer
    x = 25,172.57

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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.