Home / 37,785.99-56,675.07-12,825.39

Finding the Fourth Proportional to 37,785.99, 56,675.07 and 12,825.39

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Solution

The fourth proportional to 37,785.99, 56,675.07 and 12,825.39 is: 19,236.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,785.99 : 56,675.07 = 12,825.39 : x
  2. Step 2: Convert to fraction form
    37,785.99/56,675.07 = 12,825.39/x
  3. Step 3: Cross multiply
    37,785.99x = 56,675.07 × 12,825.39
  4. Step 4: Simplify right side
    37,785.99x = 726,879,876.03
  5. Step 5: Solve for x
    x = 726,879,876.03/37,785.99
  6. Step 6: Final answer
    x = 19,236.76

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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.