Home / 19,459.59-26,855.60-11,076.09

Finding the Fourth Proportional to 19,459.59, 26,855.60 and 11,076.09

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Solution

The fourth proportional to 19,459.59, 26,855.60 and 11,076.09 is: 15,285.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,459.59 : 26,855.60 = 11,076.09 : x
  2. Step 2: Convert to fraction form
    19,459.59/26,855.60 = 11,076.09/x
  3. Step 3: Cross multiply
    19,459.59x = 26,855.60 × 11,076.09
  4. Step 4: Simplify right side
    19,459.59x = 297,455,042.60
  5. Step 5: Solve for x
    x = 297,455,042.60/19,459.59
  6. Step 6: Final answer
    x = 15,285.78

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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.