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Finding the Fourth Proportional to 33,672, 46,467.67 and 18,565.19

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Solution

The fourth proportional to 33,672, 46,467.67 and 18,565.19 is: 25,620.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,672 : 46,467.67 = 18,565.19 : x
  2. Step 2: Convert to fraction form
    33,672/46,467.67 = 18,565.19/x
  3. Step 3: Cross multiply
    33,672x = 46,467.67 × 18,565.19
  4. Step 4: Simplify right side
    33,672x = 862,681,122.41
  5. Step 5: Solve for x
    x = 862,681,122.41/33,672
  6. Step 6: Final answer
    x = 25,620.13

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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.