Home / 36,080.56-54,121.20-9,785.62

Finding the Fourth Proportional to 36,080.56, 54,121.20 and 9,785.62

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Solution

The fourth proportional to 36,080.56, 54,121.20 and 9,785.62 is: 14,678.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,080.56 : 54,121.20 = 9,785.62 : x
  2. Step 2: Convert to fraction form
    36,080.56/54,121.20 = 9,785.62/x
  3. Step 3: Cross multiply
    36,080.56x = 54,121.20 × 9,785.62
  4. Step 4: Simplify right side
    36,080.56x = 529,609,497.14
  5. Step 5: Solve for x
    x = 529,609,497.14/36,080.56
  6. Step 6: Final answer
    x = 14,678.53

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1.5x scale

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.