Home / 27,796.53-38,359.22-15,049.71

Finding the Fourth Proportional to 27,796.53, 38,359.22 and 15,049.71

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Solution

The fourth proportional to 27,796.53, 38,359.22 and 15,049.71 is: 20,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,796.53 : 38,359.22 = 15,049.71 : x
  2. Step 2: Convert to fraction form
    27,796.53/38,359.22 = 15,049.71/x
  3. Step 3: Cross multiply
    27,796.53x = 38,359.22 × 15,049.71
  4. Step 4: Simplify right side
    27,796.53x = 577,295,136.83
  5. Step 5: Solve for x
    x = 577,295,136.83/27,796.53
  6. Step 6: Final answer
    x = 20,768.60

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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.