Home / 33,074.49-45,645.21-18,927.03

Finding the Fourth Proportional to 33,074.49, 45,645.21 and 18,927.03

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Solution

The fourth proportional to 33,074.49, 45,645.21 and 18,927.03 is: 26,120.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,074.49 : 45,645.21 = 18,927.03 : x
  2. Step 2: Convert to fraction form
    33,074.49/45,645.21 = 18,927.03/x
  3. Step 3: Cross multiply
    33,074.49x = 45,645.21 × 18,927.03
  4. Step 4: Simplify right side
    33,074.49x = 863,928,259.03
  5. Step 5: Solve for x
    x = 863,928,259.03/33,074.49
  6. Step 6: Final answer
    x = 26,120.68

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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.