Home / 19,261.88-26,584.90-11,196.64

Finding the Fourth Proportional to 19,261.88, 26,584.90 and 11,196.64

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Solution

The fourth proportional to 19,261.88, 26,584.90 and 11,196.64 is: 15,453.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261.88 : 26,584.90 = 11,196.64 : x
  2. Step 2: Convert to fraction form
    19,261.88/26,584.90 = 11,196.64/x
  3. Step 3: Cross multiply
    19,261.88x = 26,584.90 × 11,196.64
  4. Step 4: Simplify right side
    19,261.88x = 297,661,559.98
  5. Step 5: Solve for x
    x = 297,661,559.98/19,261.88
  6. Step 6: Final answer
    x = 15,453.40

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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.