Home / 36,889.60-55,339.80-11,924.86

Finding the Fourth Proportional to 36,889.60, 55,339.80 and 11,924.86

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Solution

The fourth proportional to 36,889.60, 55,339.80 and 11,924.86 is: 17,889.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,889.60 : 55,339.80 = 11,924.86 : x
  2. Step 2: Convert to fraction form
    36,889.60/55,339.80 = 11,924.86/x
  3. Step 3: Cross multiply
    36,889.60x = 55,339.80 × 11,924.86
  4. Step 4: Simplify right side
    36,889.60x = 659,919,367.43
  5. Step 5: Solve for x
    x = 659,919,367.43/36,889.60
  6. Step 6: Final answer
    x = 17,889.04

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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.