Home / 30,369.83-41,891.39-19,610.60

Finding the Fourth Proportional to 30,369.83, 41,891.39 and 19,610.60

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Solution

The fourth proportional to 30,369.83, 41,891.39 and 19,610.60 is: 27,050.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,369.83 : 41,891.39 = 19,610.60 : x
  2. Step 2: Convert to fraction form
    30,369.83/41,891.39 = 19,610.60/x
  3. Step 3: Cross multiply
    30,369.83x = 41,891.39 × 19,610.60
  4. Step 4: Simplify right side
    30,369.83x = 821,515,341.76
  5. Step 5: Solve for x
    x = 821,515,341.76/30,369.83
  6. Step 6: Final answer
    x = 27,050.38

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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.