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Finding the Fourth Proportional to 33,101.80, 45,680.52 and 17,994.64

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Solution

The fourth proportional to 33,101.80, 45,680.52 and 17,994.64 is: 24,832.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,101.80 : 45,680.52 = 17,994.64 : x
  2. Step 2: Convert to fraction form
    33,101.80/45,680.52 = 17,994.64/x
  3. Step 3: Cross multiply
    33,101.80x = 45,680.52 × 17,994.64
  4. Step 4: Simplify right side
    33,101.80x = 822,004,512.41
  5. Step 5: Solve for x
    x = 822,004,512.41/33,101.80
  6. Step 6: Final answer
    x = 24,832.62

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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.