Home / 11,028.48-16,542.72-10,352.64

Finding the Fourth Proportional to 11,028.48, 16,542.72 and 10,352.64

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Solution

The fourth proportional to 11,028.48, 16,542.72 and 10,352.64 is: 15,528.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,028.48 : 16,542.72 = 10,352.64 : x
  2. Step 2: Convert to fraction form
    11,028.48/16,542.72 = 10,352.64/x
  3. Step 3: Cross multiply
    11,028.48x = 16,542.72 × 10,352.64
  4. Step 4: Simplify right side
    11,028.48x = 171,260,824.78
  5. Step 5: Solve for x
    x = 171,260,824.78/11,028.48
  6. Step 6: Final answer
    x = 15,528.96

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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.