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Finding the Fourth Proportional to 33,672.49, 46,467.11 and 18,565.16

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Solution

The fourth proportional to 33,672.49, 46,467.11 and 18,565.16 is: 25,619.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,672.49 : 46,467.11 = 18,565.16 : x
  2. Step 2: Convert to fraction form
    33,672.49/46,467.11 = 18,565.16/x
  3. Step 3: Cross multiply
    33,672.49x = 46,467.11 × 18,565.16
  4. Step 4: Simplify right side
    33,672.49x = 862,669,145.96
  5. Step 5: Solve for x
    x = 862,669,145.96/33,672.49
  6. Step 6: Final answer
    x = 25,619.41

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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.