Home / 29,645.62-40,910.41-16,216.75

Finding the Fourth Proportional to 29,645.62, 40,910.41 and 16,216.75

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Solution

The fourth proportional to 29,645.62, 40,910.41 and 16,216.75 is: 22,378.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,645.62 : 40,910.41 = 16,216.75 : x
  2. Step 2: Convert to fraction form
    29,645.62/40,910.41 = 16,216.75/x
  3. Step 3: Cross multiply
    29,645.62x = 40,910.41 × 16,216.75
  4. Step 4: Simplify right side
    29,645.62x = 663,433,891.37
  5. Step 5: Solve for x
    x = 663,433,891.37/29,645.62
  6. Step 6: Final answer
    x = 22,378.82

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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.