Home / 11,969.88-17,926.98-11,554.60

Finding the Fourth Proportional to 11,969.88, 17,926.98 and 11,554.60

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Solution

The fourth proportional to 11,969.88, 17,926.98 and 11,554.60 is: 17,305.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,969.88 : 17,926.98 = 11,554.60 : x
  2. Step 2: Convert to fraction form
    11,969.88/17,926.98 = 11,554.60/x
  3. Step 3: Cross multiply
    11,969.88x = 17,926.98 × 11,554.60
  4. Step 4: Simplify right side
    11,969.88x = 207,139,083.11
  5. Step 5: Solve for x
    x = 207,139,083.11/11,969.88
  6. Step 6: Final answer
    x = 17,305.03

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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.