Home / 33,276.62-45,920.99-18,168.70

Finding the Fourth Proportional to 33,276.62, 45,920.99 and 18,168.70

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Solution

The fourth proportional to 33,276.62, 45,920.99 and 18,168.70 is: 25,072.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,276.62 : 45,920.99 = 18,168.70 : x
  2. Step 2: Convert to fraction form
    33,276.62/45,920.99 = 18,168.70/x
  3. Step 3: Cross multiply
    33,276.62x = 45,920.99 × 18,168.70
  4. Step 4: Simplify right side
    33,276.62x = 834,324,461.41
  5. Step 5: Solve for x
    x = 834,324,461.41/33,276.62
  6. Step 6: Final answer
    x = 25,072.40

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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.