Home / 33,311.70-45,969.60-18,204.04

Finding the Fourth Proportional to 33,311.70, 45,969.60 and 18,204.04

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Solution

The fourth proportional to 33,311.70, 45,969.60 and 18,204.04 is: 25,121.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,311.70 : 45,969.60 = 18,204.04 : x
  2. Step 2: Convert to fraction form
    33,311.70/45,969.60 = 18,204.04/x
  3. Step 3: Cross multiply
    33,311.70x = 45,969.60 × 18,204.04
  4. Step 4: Simplify right side
    33,311.70x = 836,832,437.18
  5. Step 5: Solve for x
    x = 836,832,437.18/33,311.70
  6. Step 6: Final answer
    x = 25,121.28

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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.