Home / 27,016.57-40,524.86-13,860.55

Finding the Fourth Proportional to 27,016.57, 40,524.86 and 13,860.55

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Solution

The fourth proportional to 27,016.57, 40,524.86 and 13,860.55 is: 20,790.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,016.57 : 40,524.86 = 13,860.55 : x
  2. Step 2: Convert to fraction form
    27,016.57/40,524.86 = 13,860.55/x
  3. Step 3: Cross multiply
    27,016.57x = 40,524.86 × 13,860.55
  4. Step 4: Simplify right side
    27,016.57x = 561,696,855.61
  5. Step 5: Solve for x
    x = 561,696,855.61/27,016.57
  6. Step 6: Final answer
    x = 20,790.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.