Home / 29,823.41-41,112.86-20,843.00

Finding the Fourth Proportional to 29,823.41, 41,112.86 and 20,843.00

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Solution

The fourth proportional to 29,823.41, 41,112.86 and 20,843.00 is: 28,732.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,823.41 : 41,112.86 = 20,843.00 : x
  2. Step 2: Convert to fraction form
    29,823.41/41,112.86 = 20,843.00/x
  3. Step 3: Cross multiply
    29,823.41x = 41,112.86 × 20,843.00
  4. Step 4: Simplify right side
    29,823.41x = 856,915,031.20
  5. Step 5: Solve for x
    x = 856,915,031.20/29,823.41
  6. Step 6: Final answer
    x = 28,732.97

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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.