Home / 33,272.01-45,914.94-20,520.03

Finding the Fourth Proportional to 33,272.01, 45,914.94 and 20,520.03

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Solution

The fourth proportional to 33,272.01, 45,914.94 and 20,520.03 is: 28,317.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,272.01 : 45,914.94 = 20,520.03 : x
  2. Step 2: Convert to fraction form
    33,272.01/45,914.94 = 20,520.03/x
  3. Step 3: Cross multiply
    33,272.01x = 45,914.94 × 20,520.03
  4. Step 4: Simplify right side
    33,272.01x = 942,175,946.25
  5. Step 5: Solve for x
    x = 942,175,946.25/33,272.01
  6. Step 6: Final answer
    x = 28,317.37

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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.