Home / 33,028-45,581.04-18,880.48

Finding the Fourth Proportional to 33,028, 45,581.04 and 18,880.48

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Solution

The fourth proportional to 33,028, 45,581.04 and 18,880.48 is: 26,056.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,028 : 45,581.04 = 18,880.48 : x
  2. Step 2: Convert to fraction form
    33,028/45,581.04 = 18,880.48/x
  3. Step 3: Cross multiply
    33,028x = 45,581.04 × 18,880.48
  4. Step 4: Simplify right side
    33,028x = 860,591,914.10
  5. Step 5: Solve for x
    x = 860,591,914.10/33,028
  6. Step 6: Final answer
    x = 26,056.43

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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.