Home / 28,659.82-39,554.19-16,084.56

Finding the Fourth Proportional to 28,659.82, 39,554.19 and 16,084.56

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Solution

The fourth proportional to 28,659.82, 39,554.19 and 16,084.56 is: 22,198.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,659.82 : 39,554.19 = 16,084.56 : x
  2. Step 2: Convert to fraction form
    28,659.82/39,554.19 = 16,084.56/x
  3. Step 3: Cross multiply
    28,659.82x = 39,554.19 × 16,084.56
  4. Step 4: Simplify right side
    28,659.82x = 636,211,742.31
  5. Step 5: Solve for x
    x = 636,211,742.31/28,659.82
  6. Step 6: Final answer
    x = 22,198.73

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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.