Home / 11,744.97-17,588.27-8,218.46

Finding the Fourth Proportional to 11,744.97, 17,588.27 and 8,218.46

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Solution

The fourth proportional to 11,744.97, 17,588.27 and 8,218.46 is: 12,307.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,744.97 : 17,588.27 = 8,218.46 : x
  2. Step 2: Convert to fraction form
    11,744.97/17,588.27 = 8,218.46/x
  3. Step 3: Cross multiply
    11,744.97x = 17,588.27 × 8,218.46
  4. Step 4: Simplify right side
    11,744.97x = 144,548,557.98
  5. Step 5: Solve for x
    x = 144,548,557.98/11,744.97
  6. Step 6: Final answer
    x = 12,307.28

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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.