Home / 27,950.55-38,568.25-18,895.61

Finding the Fourth Proportional to 27,950.55, 38,568.25 and 18,895.61

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Solution

The fourth proportional to 27,950.55, 38,568.25 and 18,895.61 is: 26,073.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,950.55 : 38,568.25 = 18,895.61 : x
  2. Step 2: Convert to fraction form
    27,950.55/38,568.25 = 18,895.61/x
  3. Step 3: Cross multiply
    27,950.55x = 38,568.25 × 18,895.61
  4. Step 4: Simplify right side
    27,950.55x = 728,770,323.06
  5. Step 5: Solve for x
    x = 728,770,323.06/27,950.55
  6. Step 6: Final answer
    x = 26,073.56

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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.