Home / 36,811.72-55,226.39-11,854.11

Finding the Fourth Proportional to 36,811.72, 55,226.39 and 11,854.11

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Solution

The fourth proportional to 36,811.72, 55,226.39 and 11,854.11 is: 17,784.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,811.72 : 55,226.39 = 11,854.11 : x
  2. Step 2: Convert to fraction form
    36,811.72/55,226.39 = 11,854.11/x
  3. Step 3: Cross multiply
    36,811.72x = 55,226.39 × 11,854.11
  4. Step 4: Simplify right side
    36,811.72x = 654,659,731.60
  5. Step 5: Solve for x
    x = 654,659,731.60/36,811.72
  6. Step 6: Final answer
    x = 17,784.01

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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.