Home / 36,771.32-55,172.73-15,716

Finding the Fourth Proportional to 36,771.32, 55,172.73 and 15,716

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Solution

The fourth proportional to 36,771.32, 55,172.73 and 15,716 is: 23,580.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,771.32 : 55,172.73 = 15,716 : x
  2. Step 2: Convert to fraction form
    36,771.32/55,172.73 = 15,716/x
  3. Step 3: Cross multiply
    36,771.32x = 55,172.73 × 15,716
  4. Step 4: Simplify right side
    36,771.32x = 867,094,624.68
  5. Step 5: Solve for x
    x = 867,094,624.68/36,771.32
  6. Step 6: Final answer
    x = 23,580.73

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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.