Home / 22,489.91-33,682.40-17,778.30

Finding the Fourth Proportional to 22,489.91, 33,682.40 and 17,778.30

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Solution

The fourth proportional to 22,489.91, 33,682.40 and 17,778.30 is: 26,625.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,489.91 : 33,682.40 = 17,778.30 : x
  2. Step 2: Convert to fraction form
    22,489.91/33,682.40 = 17,778.30/x
  3. Step 3: Cross multiply
    22,489.91x = 33,682.40 × 17,778.30
  4. Step 4: Simplify right side
    22,489.91x = 598,815,811.92
  5. Step 5: Solve for x
    x = 598,815,811.92/22,489.91
  6. Step 6: Final answer
    x = 26,625.98

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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.