Home / 11,709.18-17,544.27-8,239.14

Finding the Fourth Proportional to 11,709.18, 17,544.27 and 8,239.14

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Solution

The fourth proportional to 11,709.18, 17,544.27 and 8,239.14 is: 12,344.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,709.18 : 17,544.27 = 8,239.14 : x
  2. Step 2: Convert to fraction form
    11,709.18/17,544.27 = 8,239.14/x
  3. Step 3: Cross multiply
    11,709.18x = 17,544.27 × 8,239.14
  4. Step 4: Simplify right side
    11,709.18x = 144,549,696.73
  5. Step 5: Solve for x
    x = 144,549,696.73/11,709.18
  6. Step 6: Final answer
    x = 12,344.99

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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.