Home / 29,698.72-40,982.78-16,270.04

Finding the Fourth Proportional to 29,698.72, 40,982.78 and 16,270.04

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Solution

The fourth proportional to 29,698.72, 40,982.78 and 16,270.04 is: 22,451.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,698.72 : 40,982.78 = 16,270.04 : x
  2. Step 2: Convert to fraction form
    29,698.72/40,982.78 = 16,270.04/x
  3. Step 3: Cross multiply
    29,698.72x = 40,982.78 × 16,270.04
  4. Step 4: Simplify right side
    29,698.72x = 666,791,469.91
  5. Step 5: Solve for x
    x = 666,791,469.91/29,698.72
  6. Step 6: Final answer
    x = 22,451.86

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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.