Home / 33,217.96-45,840.78-18,313.96

Finding the Fourth Proportional to 33,217.96, 45,840.78 and 18,313.96

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Solution

The fourth proportional to 33,217.96, 45,840.78 and 18,313.96 is: 25,273.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,217.96 : 45,840.78 = 18,313.96 : x
  2. Step 2: Convert to fraction form
    33,217.96/45,840.78 = 18,313.96/x
  3. Step 3: Cross multiply
    33,217.96x = 45,840.78 × 18,313.96
  4. Step 4: Simplify right side
    33,217.96x = 839,526,211.29
  5. Step 5: Solve for x
    x = 839,526,211.29/33,217.96
  6. Step 6: Final answer
    x = 25,273.26

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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.