Home / 11,824.72-17,731.28-6,895.60

Finding the Fourth Proportional to 11,824.72, 17,731.28 and 6,895.60

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Solution

The fourth proportional to 11,824.72, 17,731.28 and 6,895.60 is: 10,340.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,824.72 : 17,731.28 = 6,895.60 : x
  2. Step 2: Convert to fraction form
    11,824.72/17,731.28 = 6,895.60/x
  3. Step 3: Cross multiply
    11,824.72x = 17,731.28 × 6,895.60
  4. Step 4: Simplify right side
    11,824.72x = 122,267,814.37
  5. Step 5: Solve for x
    x = 122,267,814.37/11,824.72
  6. Step 6: Final answer
    x = 10,340.02

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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.