Home / 19,185.57-28,770.12-6,701.85

Finding the Fourth Proportional to 19,185.57, 28,770.12 and 6,701.85

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Solution

The fourth proportional to 19,185.57, 28,770.12 and 6,701.85 is: 10,049.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,185.57 : 28,770.12 = 6,701.85 : x
  2. Step 2: Convert to fraction form
    19,185.57/28,770.12 = 6,701.85/x
  3. Step 3: Cross multiply
    19,185.57x = 28,770.12 × 6,701.85
  4. Step 4: Simplify right side
    19,185.57x = 192,813,028.72
  5. Step 5: Solve for x
    x = 192,813,028.72/19,185.57
  6. Step 6: Final answer
    x = 10,049.90

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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.