Home / 29,449.87-40,640.83-16,698.96

Finding the Fourth Proportional to 29,449.87, 40,640.83 and 16,698.96

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Solution

The fourth proportional to 29,449.87, 40,640.83 and 16,698.96 is: 23,044.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,449.87 : 40,640.83 = 16,698.96 : x
  2. Step 2: Convert to fraction form
    29,449.87/40,640.83 = 16,698.96/x
  3. Step 3: Cross multiply
    29,449.87x = 40,640.83 × 16,698.96
  4. Step 4: Simplify right side
    29,449.87x = 678,659,552.79
  5. Step 5: Solve for x
    x = 678,659,552.79/29,449.87
  6. Step 6: Final answer
    x = 23,044.57

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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.