Home / 13,926.03-19,201.76-9,680.73

Finding the Fourth Proportional to 13,926.03, 19,201.76 and 9,680.73

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Solution

The fourth proportional to 13,926.03, 19,201.76 and 9,680.73 is: 13,348.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926.03 : 19,201.76 = 9,680.73 : x
  2. Step 2: Convert to fraction form
    13,926.03/19,201.76 = 9,680.73/x
  3. Step 3: Cross multiply
    13,926.03x = 19,201.76 × 9,680.73
  4. Step 4: Simplify right side
    13,926.03x = 185,887,005.68
  5. Step 5: Solve for x
    x = 185,887,005.68/13,926.03
  6. Step 6: Final answer
    x = 13,348.17

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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.