Home / 33,313.14-45,971.58-18,205.49

Finding the Fourth Proportional to 33,313.14, 45,971.58 and 18,205.49

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Solution

The fourth proportional to 33,313.14, 45,971.58 and 18,205.49 is: 25,123.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,313.14 : 45,971.58 = 18,205.49 : x
  2. Step 2: Convert to fraction form
    33,313.14/45,971.58 = 18,205.49/x
  3. Step 3: Cross multiply
    33,313.14x = 45,971.58 × 18,205.49
  4. Step 4: Simplify right side
    33,313.14x = 836,934,910.12
  5. Step 5: Solve for x
    x = 836,934,910.12/33,313.14
  6. Step 6: Final answer
    x = 25,123.27

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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.