Home / 27,618.24-38,106.54-16,286.85

Finding the Fourth Proportional to 27,618.24, 38,106.54 and 16,286.85

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Solution

The fourth proportional to 27,618.24, 38,106.54 and 16,286.85 is: 22,471.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,618.24 : 38,106.54 = 16,286.85 : x
  2. Step 2: Convert to fraction form
    27,618.24/38,106.54 = 16,286.85/x
  3. Step 3: Cross multiply
    27,618.24x = 38,106.54 × 16,286.85
  4. Step 4: Simplify right side
    27,618.24x = 620,635,501.00
  5. Step 5: Solve for x
    x = 620,635,501.00/27,618.24
  6. Step 6: Final answer
    x = 22,471.94

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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.