Home / 33,164.70-45,769.68-18,630.06

Finding the Fourth Proportional to 33,164.70, 45,769.68 and 18,630.06

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Solution

The fourth proportional to 33,164.70, 45,769.68 and 18,630.06 is: 25,710.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,164.70 : 45,769.68 = 18,630.06 : x
  2. Step 2: Convert to fraction form
    33,164.70/45,769.68 = 18,630.06/x
  3. Step 3: Cross multiply
    33,164.70x = 45,769.68 × 18,630.06
  4. Step 4: Simplify right side
    33,164.70x = 852,691,884.58
  5. Step 5: Solve for x
    x = 852,691,884.58/33,164.70
  6. Step 6: Final answer
    x = 25,710.83

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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.