Home / 36,748.58-50,716.80-21,645.99

Finding the Fourth Proportional to 36,748.58, 50,716.80 and 21,645.99

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Solution

The fourth proportional to 36,748.58, 50,716.80 and 21,645.99 is: 29,873.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,748.58 : 50,716.80 = 21,645.99 : x
  2. Step 2: Convert to fraction form
    36,748.58/50,716.80 = 21,645.99/x
  3. Step 3: Cross multiply
    36,748.58x = 50,716.80 × 21,645.99
  4. Step 4: Simplify right side
    36,748.58x = 1,097,815,345.63
  5. Step 5: Solve for x
    x = 1,097,815,345.63/36,748.58
  6. Step 6: Final answer
    x = 29,873.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.