Home / 19,610.97-29,404.59-7,910.52

Finding the Fourth Proportional to 19,610.97, 29,404.59 and 7,910.52

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Solution

The fourth proportional to 19,610.97, 29,404.59 and 7,910.52 is: 11,860.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,610.97 : 29,404.59 = 7,910.52 : x
  2. Step 2: Convert to fraction form
    19,610.97/29,404.59 = 7,910.52/x
  3. Step 3: Cross multiply
    19,610.97x = 29,404.59 × 7,910.52
  4. Step 4: Simplify right side
    19,610.97x = 232,605,557.73
  5. Step 5: Solve for x
    x = 232,605,557.73/19,610.97
  6. Step 6: Final answer
    x = 11,860.99

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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.