Home / 19,511.44-26,925.86-11,013.64

Finding the Fourth Proportional to 19,511.44, 26,925.86 and 11,013.64

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Solution

The fourth proportional to 19,511.44, 26,925.86 and 11,013.64 is: 15,198.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,511.44 : 26,925.86 = 11,013.64 : x
  2. Step 2: Convert to fraction form
    19,511.44/26,925.86 = 11,013.64/x
  3. Step 3: Cross multiply
    19,511.44x = 26,925.86 × 11,013.64
  4. Step 4: Simplify right side
    19,511.44x = 296,551,728.73
  5. Step 5: Solve for x
    x = 296,551,728.73/19,511.44
  6. Step 6: Final answer
    x = 15,198.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.