Home / 12,033.06-16,605.99-6,728.82

Finding the Fourth Proportional to 12,033.06, 16,605.99 and 6,728.82

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Solution

The fourth proportional to 12,033.06, 16,605.99 and 6,728.82 is: 9,285.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,033.06 : 16,605.99 = 6,728.82 : x
  2. Step 2: Convert to fraction form
    12,033.06/16,605.99 = 6,728.82/x
  3. Step 3: Cross multiply
    12,033.06x = 16,605.99 × 6,728.82
  4. Step 4: Simplify right side
    12,033.06x = 111,738,717.63
  5. Step 5: Solve for x
    x = 111,738,717.63/12,033.06
  6. Step 6: Final answer
    x = 9,285.98

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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.