Home / 11,476.83-17,199.09-9,126.40

Finding the Fourth Proportional to 11,476.83, 17,199.09 and 9,126.40

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Solution

The fourth proportional to 11,476.83, 17,199.09 and 9,126.40 is: 13,676.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476.83 : 17,199.09 = 9,126.40 : x
  2. Step 2: Convert to fraction form
    11,476.83/17,199.09 = 9,126.40/x
  3. Step 3: Cross multiply
    11,476.83x = 17,199.09 × 9,126.40
  4. Step 4: Simplify right side
    11,476.83x = 156,965,774.98
  5. Step 5: Solve for x
    x = 156,965,774.98/11,476.83
  6. Step 6: Final answer
    x = 13,676.75

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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.