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Finding the Fourth Proportional to 43,530, 65,295 and 10,698

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Solution

The fourth proportional to 43,530, 65,295 and 10,698 is: 16,047

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,530 : 65,295 = 10,698 : x
  2. Step 2: Convert to fraction form
    43,530/65,295 = 10,698/x
  3. Step 3: Cross multiply
    43,530x = 65,295 × 10,698
  4. Step 4: Simplify right side
    43,530x = 698,525,910
  5. Step 5: Solve for x
    x = 698,525,910/43,530
  6. Step 6: Final answer
    x = 16,047

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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.