Home / 29,091.20-40,145.77-16,994.05

Finding the Fourth Proportional to 29,091.20, 40,145.77 and 16,994.05

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Solution

The fourth proportional to 29,091.20, 40,145.77 and 16,994.05 is: 23,451.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,091.20 : 40,145.77 = 16,994.05 : x
  2. Step 2: Convert to fraction form
    29,091.20/40,145.77 = 16,994.05/x
  3. Step 3: Cross multiply
    29,091.20x = 40,145.77 × 16,994.05
  4. Step 4: Simplify right side
    29,091.20x = 682,239,180.18
  5. Step 5: Solve for x
    x = 682,239,180.18/29,091.20
  6. Step 6: Final answer
    x = 23,451.74

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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.