Home / 33,276.45-45,921.21-18,169.04

Finding the Fourth Proportional to 33,276.45, 45,921.21 and 18,169.04

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Solution

The fourth proportional to 33,276.45, 45,921.21 and 18,169.04 is: 25,073.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,276.45 : 45,921.21 = 18,169.04 : x
  2. Step 2: Convert to fraction form
    33,276.45/45,921.21 = 18,169.04/x
  3. Step 3: Cross multiply
    33,276.45x = 45,921.21 × 18,169.04
  4. Step 4: Simplify right side
    33,276.45x = 834,344,003.60
  5. Step 5: Solve for x
    x = 834,344,003.60/33,276.45
  6. Step 6: Final answer
    x = 25,073.11

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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.