Home / 33,460.87-50,146.09-12,381.15

Finding the Fourth Proportional to 33,460.87, 50,146.09 and 12,381.15

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Solution

The fourth proportional to 33,460.87, 50,146.09 and 12,381.15 is: 18,555.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,460.87 : 50,146.09 = 12,381.15 : x
  2. Step 2: Convert to fraction form
    33,460.87/50,146.09 = 12,381.15/x
  3. Step 3: Cross multiply
    33,460.87x = 50,146.09 × 12,381.15
  4. Step 4: Simplify right side
    33,460.87x = 620,866,419.30
  5. Step 5: Solve for x
    x = 620,866,419.30/33,460.87
  6. Step 6: Final answer
    x = 18,555.00

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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.