Home / 11,240.28-15,635.52-11,026.44

Finding the Fourth Proportional to 11,240.28, 15,635.52 and 11,026.44

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Solution

The fourth proportional to 11,240.28, 15,635.52 and 11,026.44 is: 15,338.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.28 : 15,635.52 = 11,026.44 : x
  2. Step 2: Convert to fraction form
    11,240.28/15,635.52 = 11,026.44/x
  3. Step 3: Cross multiply
    11,240.28x = 15,635.52 × 11,026.44
  4. Step 4: Simplify right side
    11,240.28x = 172,404,123.15
  5. Step 5: Solve for x
    x = 172,404,123.15/11,240.28
  6. Step 6: Final answer
    x = 15,338.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.