Home / 37,786.87-56,668.69-12,481.84

Finding the Fourth Proportional to 37,786.87, 56,668.69 and 12,481.84

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Solution

The fourth proportional to 37,786.87, 56,668.69 and 12,481.84 is: 18,718.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,786.87 : 56,668.69 = 12,481.84 : x
  2. Step 2: Convert to fraction form
    37,786.87/56,668.69 = 12,481.84/x
  3. Step 3: Cross multiply
    37,786.87x = 56,668.69 × 12,481.84
  4. Step 4: Simplify right side
    37,786.87x = 707,329,572.92
  5. Step 5: Solve for x
    x = 707,329,572.92/37,786.87
  6. Step 6: Final answer
    x = 18,718.92

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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.