Home / 29,645.12-40,910.22-16,216.34

Finding the Fourth Proportional to 29,645.12, 40,910.22 and 16,216.34

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Solution

The fourth proportional to 29,645.12, 40,910.22 and 16,216.34 is: 22,378.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,645.12 : 40,910.22 = 16,216.34 : x
  2. Step 2: Convert to fraction form
    29,645.12/40,910.22 = 16,216.34/x
  3. Step 3: Cross multiply
    29,645.12x = 40,910.22 × 16,216.34
  4. Step 4: Simplify right side
    29,645.12x = 663,413,832.44
  5. Step 5: Solve for x
    x = 663,413,832.44/29,645.12
  6. Step 6: Final answer
    x = 22,378.52

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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.