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Finding the Fourth Proportional to 43,636, 65,454 and 10,804

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Solution

The fourth proportional to 43,636, 65,454 and 10,804 is: 16,206

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,636 : 65,454 = 10,804 : x
  2. Step 2: Convert to fraction form
    43,636/65,454 = 10,804/x
  3. Step 3: Cross multiply
    43,636x = 65,454 × 10,804
  4. Step 4: Simplify right side
    43,636x = 707,165,016
  5. Step 5: Solve for x
    x = 707,165,016/43,636
  6. Step 6: Final answer
    x = 16,206

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