Home / 33,127.28-49,680.40-10,936.52

Finding the Fourth Proportional to 33,127.28, 49,680.40 and 10,936.52

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Solution

The fourth proportional to 33,127.28, 49,680.40 and 10,936.52 is: 16,401.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,127.28 : 49,680.40 = 10,936.52 : x
  2. Step 2: Convert to fraction form
    33,127.28/49,680.40 = 10,936.52/x
  3. Step 3: Cross multiply
    33,127.28x = 49,680.40 × 10,936.52
  4. Step 4: Simplify right side
    33,127.28x = 543,330,688.21
  5. Step 5: Solve for x
    x = 543,330,688.21/33,127.28
  6. Step 6: Final answer
    x = 16,401.31

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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.