Home / 27,453.50-37,889.90-17,382.88

Finding the Fourth Proportional to 27,453.50, 37,889.90 and 17,382.88

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Solution

The fourth proportional to 27,453.50, 37,889.90 and 17,382.88 is: 23,990.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,453.50 : 37,889.90 = 17,382.88 : x
  2. Step 2: Convert to fraction form
    27,453.50/37,889.90 = 17,382.88/x
  3. Step 3: Cross multiply
    27,453.50x = 37,889.90 × 17,382.88
  4. Step 4: Simplify right side
    27,453.50x = 658,635,308.55
  5. Step 5: Solve for x
    x = 658,635,308.55/27,453.50
  6. Step 6: Final answer
    x = 23,990.94

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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.