Home / 37,247.64-55,879.68-12,286.68

Finding the Fourth Proportional to 37,247.64, 55,879.68 and 12,286.68

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Solution

The fourth proportional to 37,247.64, 55,879.68 and 12,286.68 is: 18,432.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,247.64 : 55,879.68 = 12,286.68 : x
  2. Step 2: Convert to fraction form
    37,247.64/55,879.68 = 12,286.68/x
  3. Step 3: Cross multiply
    37,247.64x = 55,879.68 × 12,286.68
  4. Step 4: Simplify right side
    37,247.64x = 686,575,746.66
  5. Step 5: Solve for x
    x = 686,575,746.66/37,247.64
  6. Step 6: Final answer
    x = 18,432.73

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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.