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Finding the Fourth Proportional to 33,671.94, 46,472.75 and 20,256.75

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Solution

The fourth proportional to 33,671.94, 46,472.75 and 20,256.75 is: 27,957.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,671.94 : 46,472.75 = 20,256.75 : x
  2. Step 2: Convert to fraction form
    33,671.94/46,472.75 = 20,256.75/x
  3. Step 3: Cross multiply
    33,671.94x = 46,472.75 × 20,256.75
  4. Step 4: Simplify right side
    33,671.94x = 941,386,878.56
  5. Step 5: Solve for x
    x = 941,386,878.56/33,671.94
  6. Step 6: Final answer
    x = 27,957.61

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1.5x scale

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.