Home / 33,122.44-45,706.20-19,508.32

Finding the Fourth Proportional to 33,122.44, 45,706.20 and 19,508.32

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Solution

The fourth proportional to 33,122.44, 45,706.20 and 19,508.32 is: 26,919.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,122.44 : 45,706.20 = 19,508.32 : x
  2. Step 2: Convert to fraction form
    33,122.44/45,706.20 = 19,508.32/x
  3. Step 3: Cross multiply
    33,122.44x = 45,706.20 × 19,508.32
  4. Step 4: Simplify right side
    33,122.44x = 891,651,175.58
  5. Step 5: Solve for x
    x = 891,651,175.58/33,122.44
  6. Step 6: Final answer
    x = 26,919.85

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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.