Home / 36,740.64-55,135.49-13,367.09

Finding the Fourth Proportional to 36,740.64, 55,135.49 and 13,367.09

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Solution

The fourth proportional to 36,740.64, 55,135.49 and 13,367.09 is: 20,059.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,740.64 : 55,135.49 = 13,367.09 : x
  2. Step 2: Convert to fraction form
    36,740.64/55,135.49 = 13,367.09/x
  3. Step 3: Cross multiply
    36,740.64x = 55,135.49 × 13,367.09
  4. Step 4: Simplify right side
    36,740.64x = 737,000,714.51
  5. Step 5: Solve for x
    x = 737,000,714.51/36,740.64
  6. Step 6: Final answer
    x = 20,059.55

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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.