Home / 19,209.15-26,504.62-11,659.44

Finding the Fourth Proportional to 19,209.15, 26,504.62 and 11,659.44

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Solution

The fourth proportional to 19,209.15, 26,504.62 and 11,659.44 is: 16,087.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,209.15 : 26,504.62 = 11,659.44 : x
  2. Step 2: Convert to fraction form
    19,209.15/26,504.62 = 11,659.44/x
  3. Step 3: Cross multiply
    19,209.15x = 26,504.62 × 11,659.44
  4. Step 4: Simplify right side
    19,209.15x = 309,029,096.86
  5. Step 5: Solve for x
    x = 309,029,096.86/19,209.15
  6. Step 6: Final answer
    x = 16,087.60

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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.