Home / 33,276.76-45,923.79-18,170.83

Finding the Fourth Proportional to 33,276.76, 45,923.79 and 18,170.83

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Solution

The fourth proportional to 33,276.76, 45,923.79 and 18,170.83 is: 25,076.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,276.76 : 45,923.79 = 18,170.83 : x
  2. Step 2: Convert to fraction form
    33,276.76/45,923.79 = 18,170.83/x
  3. Step 3: Cross multiply
    33,276.76x = 45,923.79 × 18,170.83
  4. Step 4: Simplify right side
    33,276.76x = 834,473,151.43
  5. Step 5: Solve for x
    x = 834,473,151.43/33,276.76
  6. Step 6: Final answer
    x = 25,076.75

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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.