Home / 28,793.99-43,209.45-19,883.33

Finding the Fourth Proportional to 28,793.99, 43,209.45 and 19,883.33

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Solution

The fourth proportional to 28,793.99, 43,209.45 and 19,883.33 is: 29,837.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,793.99 : 43,209.45 = 19,883.33 : x
  2. Step 2: Convert to fraction form
    28,793.99/43,209.45 = 19,883.33/x
  3. Step 3: Cross multiply
    28,793.99x = 43,209.45 × 19,883.33
  4. Step 4: Simplify right side
    28,793.99x = 859,147,753.47
  5. Step 5: Solve for x
    x = 859,147,753.47/28,793.99
  6. Step 6: Final answer
    x = 29,837.75

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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.