Home / 25,136.82-34,690.41-15,065.73

Finding the Fourth Proportional to 25,136.82, 34,690.41 and 15,065.73

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Solution

The fourth proportional to 25,136.82, 34,690.41 and 15,065.73 is: 20,791.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,136.82 : 34,690.41 = 15,065.73 : x
  2. Step 2: Convert to fraction form
    25,136.82/34,690.41 = 15,065.73/x
  3. Step 3: Cross multiply
    25,136.82x = 34,690.41 × 15,065.73
  4. Step 4: Simplify right side
    25,136.82x = 522,636,350.65
  5. Step 5: Solve for x
    x = 522,636,350.65/25,136.82
  6. Step 6: Final answer
    x = 20,791.67

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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.