Home / 12,000.06-16,559.55-6,963.89

Finding the Fourth Proportional to 12,000.06, 16,559.55 and 6,963.89

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Solution

The fourth proportional to 12,000.06, 16,559.55 and 6,963.89 is: 9,609.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,000.06 : 16,559.55 = 6,963.89 : x
  2. Step 2: Convert to fraction form
    12,000.06/16,559.55 = 6,963.89/x
  3. Step 3: Cross multiply
    12,000.06x = 16,559.55 × 6,963.89
  4. Step 4: Simplify right side
    12,000.06x = 115,318,801.85
  5. Step 5: Solve for x
    x = 115,318,801.85/12,000.06
  6. Step 6: Final answer
    x = 9,609.85

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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.