Home / 27,408.15-37,809.31-16,650.16

Finding the Fourth Proportional to 27,408.15, 37,809.31 and 16,650.16

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Solution

The fourth proportional to 27,408.15, 37,809.31 and 16,650.16 is: 22,968.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,408.15 : 37,809.31 = 16,650.16 : x
  2. Step 2: Convert to fraction form
    27,408.15/37,809.31 = 16,650.16/x
  3. Step 3: Cross multiply
    27,408.15x = 37,809.31 × 16,650.16
  4. Step 4: Simplify right side
    27,408.15x = 629,531,060.99
  5. Step 5: Solve for x
    x = 629,531,060.99/27,408.15
  6. Step 6: Final answer
    x = 22,968.75

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1.5x scale

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.