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Finding the Fourth Proportional to 29,843.40, 41,180.22 and 17,905.08

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Solution

The fourth proportional to 29,843.40, 41,180.22 and 17,905.08 is: 24,706.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,843.40 : 41,180.22 = 17,905.08 : x
  2. Step 2: Convert to fraction form
    29,843.40/41,180.22 = 17,905.08/x
  3. Step 3: Cross multiply
    29,843.40x = 41,180.22 × 17,905.08
  4. Step 4: Simplify right side
    29,843.40x = 737,335,133.52
  5. Step 5: Solve for x
    x = 737,335,133.52/29,843.40
  6. Step 6: Final answer
    x = 24,706.81

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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.