Home / 27,321.42-37,709.70-17,884.50

Finding the Fourth Proportional to 27,321.42, 37,709.70 and 17,884.50

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Solution

The fourth proportional to 27,321.42, 37,709.70 and 17,884.50 is: 24,684.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,321.42 : 37,709.70 = 17,884.50 : x
  2. Step 2: Convert to fraction form
    27,321.42/37,709.70 = 17,884.50/x
  3. Step 3: Cross multiply
    27,321.42x = 37,709.70 × 17,884.50
  4. Step 4: Simplify right side
    27,321.42x = 674,419,129.65
  5. Step 5: Solve for x
    x = 674,419,129.65/27,321.42
  6. Step 6: Final answer
    x = 24,684.63

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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.