Home / 36,172.62-49,918.56-20,040.27

Finding the Fourth Proportional to 36,172.62, 49,918.56 and 20,040.27

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Solution

The fourth proportional to 36,172.62, 49,918.56 and 20,040.27 is: 27,655.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,172.62 : 49,918.56 = 20,040.27 : x
  2. Step 2: Convert to fraction form
    36,172.62/49,918.56 = 20,040.27/x
  3. Step 3: Cross multiply
    36,172.62x = 49,918.56 × 20,040.27
  4. Step 4: Simplify right side
    36,172.62x = 1,000,381,551.58
  5. Step 5: Solve for x
    x = 1,000,381,551.58/36,172.62
  6. Step 6: Final answer
    x = 27,655.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.