Home / 33,861.50-50,804.21-15,139.88

Finding the Fourth Proportional to 33,861.50, 50,804.21 and 15,139.88

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Solution

The fourth proportional to 33,861.50, 50,804.21 and 15,139.88 is: 22,715.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,861.50 : 50,804.21 = 15,139.88 : x
  2. Step 2: Convert to fraction form
    33,861.50/50,804.21 = 15,139.88/x
  3. Step 3: Cross multiply
    33,861.50x = 50,804.21 × 15,139.88
  4. Step 4: Simplify right side
    33,861.50x = 769,169,313.17
  5. Step 5: Solve for x
    x = 769,169,313.17/33,861.50
  6. Step 6: Final answer
    x = 22,715.16

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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.