Home / 12,033.98-16,607.28-6,728.79

Finding the Fourth Proportional to 12,033.98, 16,607.28 and 6,728.79

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Solution

The fourth proportional to 12,033.98, 16,607.28 and 6,728.79 is: 9,285.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,033.98 : 16,607.28 = 6,728.79 : x
  2. Step 2: Convert to fraction form
    12,033.98/16,607.28 = 6,728.79/x
  3. Step 3: Cross multiply
    12,033.98x = 16,607.28 × 6,728.79
  4. Step 4: Simplify right side
    12,033.98x = 111,746,855.84
  5. Step 5: Solve for x
    x = 111,746,855.84/12,033.98
  6. Step 6: Final answer
    x = 9,285.94

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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.