Home / 20,032.68-30,049.44-11,260.56

Finding the Fourth Proportional to 20,032.68, 30,049.44 and 11,260.56

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Solution

The fourth proportional to 20,032.68, 30,049.44 and 11,260.56 is: 16,891.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,032.68 : 30,049.44 = 11,260.56 : x
  2. Step 2: Convert to fraction form
    20,032.68/30,049.44 = 11,260.56/x
  3. Step 3: Cross multiply
    20,032.68x = 30,049.44 × 11,260.56
  4. Step 4: Simplify right side
    20,032.68x = 338,373,522.09
  5. Step 5: Solve for x
    x = 338,373,522.09/20,032.68
  6. Step 6: Final answer
    x = 16,891.08

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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.