Home / 11,229.28-16,843.96-10,958.64

Finding the Fourth Proportional to 11,229.28, 16,843.96 and 10,958.64

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Solution

The fourth proportional to 11,229.28, 16,843.96 and 10,958.64 is: 16,438.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.28 : 16,843.96 = 10,958.64 : x
  2. Step 2: Convert to fraction form
    11,229.28/16,843.96 = 10,958.64/x
  3. Step 3: Cross multiply
    11,229.28x = 16,843.96 × 10,958.64
  4. Step 4: Simplify right side
    11,229.28x = 184,586,893.81
  5. Step 5: Solve for x
    x = 184,586,893.81/11,229.28
  6. Step 6: Final answer
    x = 16,438.00

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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.