Home / 33,137.64-49,715.10-20,073.96

Finding the Fourth Proportional to 33,137.64, 49,715.10 and 20,073.96

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Solution

The fourth proportional to 33,137.64, 49,715.10 and 20,073.96 is: 30,116.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,137.64 : 49,715.10 = 20,073.96 : x
  2. Step 2: Convert to fraction form
    33,137.64/49,715.10 = 20,073.96/x
  3. Step 3: Cross multiply
    33,137.64x = 49,715.10 × 20,073.96
  4. Step 4: Simplify right side
    33,137.64x = 997,978,928.80
  5. Step 5: Solve for x
    x = 997,978,928.80/33,137.64
  6. Step 6: Final answer
    x = 30,116.17

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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.