Home / 27,305.94-37,682.26-15,369.44

Finding the Fourth Proportional to 27,305.94, 37,682.26 and 15,369.44

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Solution

The fourth proportional to 27,305.94, 37,682.26 and 15,369.44 is: 21,209.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,305.94 : 37,682.26 = 15,369.44 : x
  2. Step 2: Convert to fraction form
    27,305.94/37,682.26 = 15,369.44/x
  3. Step 3: Cross multiply
    27,305.94x = 37,682.26 × 15,369.44
  4. Step 4: Simplify right side
    27,305.94x = 579,155,234.13
  5. Step 5: Solve for x
    x = 579,155,234.13/27,305.94
  6. Step 6: Final answer
    x = 21,209.86

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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.