Home / 20,600.44-30,882.33-7,449.89

Finding the Fourth Proportional to 20,600.44, 30,882.33 and 7,449.89

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Solution

The fourth proportional to 20,600.44, 30,882.33 and 7,449.89 is: 11,168.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,600.44 : 30,882.33 = 7,449.89 : x
  2. Step 2: Convert to fraction form
    20,600.44/30,882.33 = 7,449.89/x
  3. Step 3: Cross multiply
    20,600.44x = 30,882.33 × 7,449.89
  4. Step 4: Simplify right side
    20,600.44x = 230,069,807.03
  5. Step 5: Solve for x
    x = 230,069,807.03/20,600.44
  6. Step 6: Final answer
    x = 11,168.20

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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.