Home / 12,844.14-17,733.64-8,317.76

Finding the Fourth Proportional to 12,844.14, 17,733.64 and 8,317.76

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Solution

The fourth proportional to 12,844.14, 17,733.64 and 8,317.76 is: 11,484.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,844.14 : 17,733.64 = 8,317.76 : x
  2. Step 2: Convert to fraction form
    12,844.14/17,733.64 = 8,317.76/x
  3. Step 3: Cross multiply
    12,844.14x = 17,733.64 × 8,317.76
  4. Step 4: Simplify right side
    12,844.14x = 147,504,161.45
  5. Step 5: Solve for x
    x = 147,504,161.45/12,844.14
  6. Step 6: Final answer
    x = 11,484.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.