Home / 33,275.25-45,919.98-18,168.21

Finding the Fourth Proportional to 33,275.25, 45,919.98 and 18,168.21

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Solution

The fourth proportional to 33,275.25, 45,919.98 and 18,168.21 is: 25,072.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,275.25 : 45,919.98 = 18,168.21 : x
  2. Step 2: Convert to fraction form
    33,275.25/45,919.98 = 18,168.21/x
  3. Step 3: Cross multiply
    33,275.25x = 45,919.98 × 18,168.21
  4. Step 4: Simplify right side
    33,275.25x = 834,283,839.84
  5. Step 5: Solve for x
    x = 834,283,839.84/33,275.25
  6. Step 6: Final answer
    x = 25,072.20

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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.