Home / 33,275.07-45,919.17-18,168

Finding the Fourth Proportional to 33,275.07, 45,919.17 and 18,168

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Solution

The fourth proportional to 33,275.07, 45,919.17 and 18,168 is: 25,071.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,275.07 : 45,919.17 = 18,168 : x
  2. Step 2: Convert to fraction form
    33,275.07/45,919.17 = 18,168/x
  3. Step 3: Cross multiply
    33,275.07x = 45,919.17 × 18,168
  4. Step 4: Simplify right side
    33,275.07x = 834,259,480.56
  5. Step 5: Solve for x
    x = 834,259,480.56/33,275.07
  6. Step 6: Final answer
    x = 25,071.61

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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.