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Finding the Fourth Proportional to 33,672.74, 46,468.71 and 18,565.95

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Solution

The fourth proportional to 33,672.74, 46,468.71 and 18,565.95 is: 25,621.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,672.74 : 46,468.71 = 18,565.95 : x
  2. Step 2: Convert to fraction form
    33,672.74/46,468.71 = 18,565.95/x
  3. Step 3: Cross multiply
    33,672.74x = 46,468.71 × 18,565.95
  4. Step 4: Simplify right side
    33,672.74x = 862,735,653.59
  5. Step 5: Solve for x
    x = 862,735,653.59/33,672.74
  6. Step 6: Final answer
    x = 25,621.19

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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.