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Finding the Fourth Proportional to 69,344.49, 104,017.41 and 21,958.69

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Solution

The fourth proportional to 69,344.49, 104,017.41 and 21,958.69 is: 32,938.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,344.49 : 104,017.41 = 21,958.69 : x
  2. Step 2: Convert to fraction form
    69,344.49/104,017.41 = 21,958.69/x
  3. Step 3: Cross multiply
    69,344.49x = 104,017.41 × 21,958.69
  4. Step 4: Simplify right side
    69,344.49x = 2,284,086,273.16
  5. Step 5: Solve for x
    x = 2,284,086,273.16/69,344.49
  6. Step 6: Final answer
    x = 32,938.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.