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Finding the Fourth Proportional to 33,672.68, 46,468.62 and 18,565.93

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Solution

The fourth proportional to 33,672.68, 46,468.62 and 18,565.93 is: 25,621.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,672.68 : 46,468.62 = 18,565.93 : x
  2. Step 2: Convert to fraction form
    33,672.68/46,468.62 = 18,565.93/x
  3. Step 3: Cross multiply
    33,672.68x = 46,468.62 × 18,565.93
  4. Step 4: Simplify right side
    33,672.68x = 862,732,820.94
  5. Step 5: Solve for x
    x = 862,732,820.94/33,672.68
  6. Step 6: Final answer
    x = 25,621.15

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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.