Home / 33,870.96-50,811.23-14,145.03

Finding the Fourth Proportional to 33,870.96, 50,811.23 and 14,145.03

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Solution

The fourth proportional to 33,870.96, 50,811.23 and 14,145.03 is: 21,219.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,870.96 : 50,811.23 = 14,145.03 : x
  2. Step 2: Convert to fraction form
    33,870.96/50,811.23 = 14,145.03/x
  3. Step 3: Cross multiply
    33,870.96x = 50,811.23 × 14,145.03
  4. Step 4: Simplify right side
    33,870.96x = 718,726,408.05
  5. Step 5: Solve for x
    x = 718,726,408.05/33,870.96
  6. Step 6: Final answer
    x = 21,219.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.