Home / 33,054.50-45,604.15-18,712.37

Finding the Fourth Proportional to 33,054.50, 45,604.15 and 18,712.37

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Solution

The fourth proportional to 33,054.50, 45,604.15 and 18,712.37 is: 25,816.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,054.50 : 45,604.15 = 18,712.37 : x
  2. Step 2: Convert to fraction form
    33,054.50/45,604.15 = 18,712.37/x
  3. Step 3: Cross multiply
    33,054.50x = 45,604.15 × 18,712.37
  4. Step 4: Simplify right side
    33,054.50x = 853,361,795.56
  5. Step 5: Solve for x
    x = 853,361,795.56/33,054.50
  6. Step 6: Final answer
    x = 25,816.81

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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.