Home / 12,003.36-16,560.06-7,753.26

Finding the Fourth Proportional to 12,003.36, 16,560.06 and 7,753.26

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Solution

The fourth proportional to 12,003.36, 16,560.06 and 7,753.26 is: 10,696.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,003.36 : 16,560.06 = 7,753.26 : x
  2. Step 2: Convert to fraction form
    12,003.36/16,560.06 = 7,753.26/x
  3. Step 3: Cross multiply
    12,003.36x = 16,560.06 × 7,753.26
  4. Step 4: Simplify right side
    12,003.36x = 128,394,450.80
  5. Step 5: Solve for x
    x = 128,394,450.80/12,003.36
  6. Step 6: Final answer
    x = 10,696.54

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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.