Home / 12,033.52-16,605.98-6,728.83

Finding the Fourth Proportional to 12,033.52, 16,605.98 and 6,728.83

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Solution

The fourth proportional to 12,033.52, 16,605.98 and 6,728.83 is: 9,285.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,033.52 : 16,605.98 = 6,728.83 : x
  2. Step 2: Convert to fraction form
    12,033.52/16,605.98 = 6,728.83/x
  3. Step 3: Cross multiply
    12,033.52x = 16,605.98 × 6,728.83
  4. Step 4: Simplify right side
    12,033.52x = 111,738,741.24
  5. Step 5: Solve for x
    x = 111,738,741.24/12,033.52
  6. Step 6: Final answer
    x = 9,285.63

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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.