Home / 12,069.88-16,657.11-6,765.04

Finding the Fourth Proportional to 12,069.88, 16,657.11 and 6,765.04

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Solution

The fourth proportional to 12,069.88, 16,657.11 and 6,765.04 is: 9,336.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,069.88 : 16,657.11 = 6,765.04 : x
  2. Step 2: Convert to fraction form
    12,069.88/16,657.11 = 6,765.04/x
  3. Step 3: Cross multiply
    12,069.88x = 16,657.11 × 6,765.04
  4. Step 4: Simplify right side
    12,069.88x = 112,685,932.15
  5. Step 5: Solve for x
    x = 112,685,932.15/12,069.88
  6. Step 6: Final answer
    x = 9,336.13

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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.