Home / 37,949.44-56,924.16-12,989.80

Finding the Fourth Proportional to 37,949.44, 56,924.16 and 12,989.80

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Solution

The fourth proportional to 37,949.44, 56,924.16 and 12,989.80 is: 19,484.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,949.44 : 56,924.16 = 12,989.80 : x
  2. Step 2: Convert to fraction form
    37,949.44/56,924.16 = 12,989.80/x
  3. Step 3: Cross multiply
    37,949.44x = 56,924.16 × 12,989.80
  4. Step 4: Simplify right side
    37,949.44x = 739,433,453.57
  5. Step 5: Solve for x
    x = 739,433,453.57/37,949.44
  6. Step 6: Final answer
    x = 19,484.70

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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.