Home / 12,039.82-16,615.24-6,662.26

Finding the Fourth Proportional to 12,039.82, 16,615.24 and 6,662.26

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Solution

The fourth proportional to 12,039.82, 16,615.24 and 6,662.26 is: 9,194.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,039.82 : 16,615.24 = 6,662.26 : x
  2. Step 2: Convert to fraction form
    12,039.82/16,615.24 = 6,662.26/x
  3. Step 3: Cross multiply
    12,039.82x = 16,615.24 × 6,662.26
  4. Step 4: Simplify right side
    12,039.82x = 110,695,048.84
  5. Step 5: Solve for x
    x = 110,695,048.84/12,039.82
  6. Step 6: Final answer
    x = 9,194.08

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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.