Home / 12,033.77-16,611.21-8,053.43

Finding the Fourth Proportional to 12,033.77, 16,611.21 and 8,053.43

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Solution

The fourth proportional to 12,033.77, 16,611.21 and 8,053.43 is: 11,116.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,033.77 : 16,611.21 = 8,053.43 : x
  2. Step 2: Convert to fraction form
    12,033.77/16,611.21 = 8,053.43/x
  3. Step 3: Cross multiply
    12,033.77x = 16,611.21 × 8,053.43
  4. Step 4: Simplify right side
    12,033.77x = 133,777,133.89
  5. Step 5: Solve for x
    x = 133,777,133.89/12,033.77
  6. Step 6: Final answer
    x = 11,116.81

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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.