Home / 14,298.88-19,735.26-8,634.56

Finding the Fourth Proportional to 14,298.88, 19,735.26 and 8,634.56

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Solution

The fourth proportional to 14,298.88, 19,735.26 and 8,634.56 is: 11,917.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,298.88 : 19,735.26 = 8,634.56 : x
  2. Step 2: Convert to fraction form
    14,298.88/19,735.26 = 8,634.56/x
  3. Step 3: Cross multiply
    14,298.88x = 19,735.26 × 8,634.56
  4. Step 4: Simplify right side
    14,298.88x = 170,405,286.59
  5. Step 5: Solve for x
    x = 170,405,286.59/14,298.88
  6. Step 6: Final answer
    x = 11,917.39

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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.