Home / 36,231.52-54,357.44-20,660.16

Finding the Fourth Proportional to 36,231.52, 54,357.44 and 20,660.16

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Solution

The fourth proportional to 36,231.52, 54,357.44 and 20,660.16 is: 30,996.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,231.52 : 54,357.44 = 20,660.16 : x
  2. Step 2: Convert to fraction form
    36,231.52/54,357.44 = 20,660.16/x
  3. Step 3: Cross multiply
    36,231.52x = 54,357.44 × 20,660.16
  4. Step 4: Simplify right side
    36,231.52x = 1,123,033,407.59
  5. Step 5: Solve for x
    x = 1,123,033,407.59/36,231.52
  6. Step 6: Final answer
    x = 30,996.03

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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.