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Finding the Fourth Proportional to 33,802.58, 46,649.39 and 20,375.75

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Solution

The fourth proportional to 33,802.58, 46,649.39 and 20,375.75 is: 28,119.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,802.58 : 46,649.39 = 20,375.75 : x
  2. Step 2: Convert to fraction form
    33,802.58/46,649.39 = 20,375.75/x
  3. Step 3: Cross multiply
    33,802.58x = 46,649.39 × 20,375.75
  4. Step 4: Simplify right side
    33,802.58x = 950,516,323.04
  5. Step 5: Solve for x
    x = 950,516,323.04/33,802.58
  6. Step 6: Final answer
    x = 28,119.64

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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.