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Finding the Fourth Proportional to 33,606, 46,376.28 and 18,702

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Solution

The fourth proportional to 33,606, 46,376.28 and 18,702 is: 25,808.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,606 : 46,376.28 = 18,702 : x
  2. Step 2: Convert to fraction form
    33,606/46,376.28 = 18,702/x
  3. Step 3: Cross multiply
    33,606x = 46,376.28 × 18,702
  4. Step 4: Simplify right side
    33,606x = 867,329,188.56
  5. Step 5: Solve for x
    x = 867,329,188.56/33,606
  6. Step 6: Final answer
    x = 25,808.76

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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.