Home / 37,247.57-55,873.07-12,289.80

Finding the Fourth Proportional to 37,247.57, 55,873.07 and 12,289.80

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Solution

The fourth proportional to 37,247.57, 55,873.07 and 12,289.80 is: 18,435.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,247.57 : 55,873.07 = 12,289.80 : x
  2. Step 2: Convert to fraction form
    37,247.57/55,873.07 = 12,289.80/x
  3. Step 3: Cross multiply
    37,247.57x = 55,873.07 × 12,289.80
  4. Step 4: Simplify right side
    37,247.57x = 686,668,855.69
  5. Step 5: Solve for x
    x = 686,668,855.69/37,247.57
  6. Step 6: Final answer
    x = 18,435.27

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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.