Home / 13,946.73-19,246.53-8,202.72

Finding the Fourth Proportional to 13,946.73, 19,246.53 and 8,202.72

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Solution

The fourth proportional to 13,946.73, 19,246.53 and 8,202.72 is: 11,319.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,946.73 : 19,246.53 = 8,202.72 : x
  2. Step 2: Convert to fraction form
    13,946.73/19,246.53 = 8,202.72/x
  3. Step 3: Cross multiply
    13,946.73x = 19,246.53 × 8,202.72
  4. Step 4: Simplify right side
    13,946.73x = 157,873,896.56
  5. Step 5: Solve for x
    x = 157,873,896.56/13,946.73
  6. Step 6: Final answer
    x = 11,319.78

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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.