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Finding the Fourth Proportional to 33,380.28, 46,064.88 and 18,476.28

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Solution

The fourth proportional to 33,380.28, 46,064.88 and 18,476.28 is: 25,497.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,380.28 : 46,064.88 = 18,476.28 : x
  2. Step 2: Convert to fraction form
    33,380.28/46,064.88 = 18,476.28/x
  3. Step 3: Cross multiply
    33,380.28x = 46,064.88 × 18,476.28
  4. Step 4: Simplify right side
    33,380.28x = 851,107,621.05
  5. Step 5: Solve for x
    x = 851,107,621.05/33,380.28
  6. Step 6: Final answer
    x = 25,497.32

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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.