Home / 11,021.28-16,493.44-9,023.84

Finding the Fourth Proportional to 11,021.28, 16,493.44 and 9,023.84

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Solution

The fourth proportional to 11,021.28, 16,493.44 and 9,023.84 is: 13,504.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,021.28 : 16,493.44 = 9,023.84 : x
  2. Step 2: Convert to fraction form
    11,021.28/16,493.44 = 9,023.84/x
  3. Step 3: Cross multiply
    11,021.28x = 16,493.44 × 9,023.84
  4. Step 4: Simplify right side
    11,021.28x = 148,834,163.61
  5. Step 5: Solve for x
    x = 148,834,163.61/11,021.28
  6. Step 6: Final answer
    x = 13,504.25

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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.