Home / 36,751.46-55,132.32-11,785.64

Finding the Fourth Proportional to 36,751.46, 55,132.32 and 11,785.64

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Solution

The fourth proportional to 36,751.46, 55,132.32 and 11,785.64 is: 17,680.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,751.46 : 55,132.32 = 11,785.64 : x
  2. Step 2: Convert to fraction form
    36,751.46/55,132.32 = 11,785.64/x
  3. Step 3: Cross multiply
    36,751.46x = 55,132.32 × 11,785.64
  4. Step 4: Simplify right side
    36,751.46x = 649,769,675.88
  5. Step 5: Solve for x
    x = 649,769,675.88/36,751.46
  6. Step 6: Final answer
    x = 17,680.11

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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.