Home / 39,789.91-54,891.62-23,846.68

Finding the Fourth Proportional to 39,789.91, 54,891.62 and 23,846.68

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Solution

The fourth proportional to 39,789.91, 54,891.62 and 23,846.68 is: 32,897.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,789.91 : 54,891.62 = 23,846.68 : x
  2. Step 2: Convert to fraction form
    39,789.91/54,891.62 = 23,846.68/x
  3. Step 3: Cross multiply
    39,789.91x = 54,891.62 × 23,846.68
  4. Step 4: Simplify right side
    39,789.91x = 1,308,982,777.59
  5. Step 5: Solve for x
    x = 1,308,982,777.59/39,789.91
  6. Step 6: Final answer
    x = 32,897.35

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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.