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Finding the Fourth Proportional to 29,868.59, 41,212.03 and 17,286.05

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Solution

The fourth proportional to 29,868.59, 41,212.03 and 17,286.05 is: 23,850.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,868.59 : 41,212.03 = 17,286.05 : x
  2. Step 2: Convert to fraction form
    29,868.59/41,212.03 = 17,286.05/x
  3. Step 3: Cross multiply
    29,868.59x = 41,212.03 × 17,286.05
  4. Step 4: Simplify right side
    29,868.59x = 712,393,181.27
  5. Step 5: Solve for x
    x = 712,393,181.27/29,868.59
  6. Step 6: Final answer
    x = 23,850.92

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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.