Home / 27,270.91-37,635.83-16,662.57

Finding the Fourth Proportional to 27,270.91, 37,635.83 and 16,662.57

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Solution

The fourth proportional to 27,270.91, 37,635.83 and 16,662.57 is: 22,995.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,270.91 : 37,635.83 = 16,662.57 : x
  2. Step 2: Convert to fraction form
    27,270.91/37,635.83 = 16,662.57/x
  3. Step 3: Cross multiply
    27,270.91x = 37,635.83 × 16,662.57
  4. Step 4: Simplify right side
    27,270.91x = 627,109,651.88
  5. Step 5: Solve for x
    x = 627,109,651.88/27,270.91
  6. Step 6: Final answer
    x = 22,995.55

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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.