Home / 11,750.80-17,627.82-6,822.76

Finding the Fourth Proportional to 11,750.80, 17,627.82 and 6,822.76

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Solution

The fourth proportional to 11,750.80, 17,627.82 and 6,822.76 is: 10,235.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,750.80 : 17,627.82 = 6,822.76 : x
  2. Step 2: Convert to fraction form
    11,750.80/17,627.82 = 6,822.76/x
  3. Step 3: Cross multiply
    11,750.80x = 17,627.82 × 6,822.76
  4. Step 4: Simplify right side
    11,750.80x = 120,270,385.18
  5. Step 5: Solve for x
    x = 120,270,385.18/11,750.80
  6. Step 6: Final answer
    x = 10,235.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.