Home / 26,076.42-39,017.07-15,507.90

Finding the Fourth Proportional to 26,076.42, 39,017.07 and 15,507.90

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Solution

The fourth proportional to 26,076.42, 39,017.07 and 15,507.90 is: 23,203.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,076.42 : 39,017.07 = 15,507.90 : x
  2. Step 2: Convert to fraction form
    26,076.42/39,017.07 = 15,507.90/x
  3. Step 3: Cross multiply
    26,076.42x = 39,017.07 × 15,507.90
  4. Step 4: Simplify right side
    26,076.42x = 605,072,819.85
  5. Step 5: Solve for x
    x = 605,072,819.85/26,076.42
  6. Step 6: Final answer
    x = 23,203.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.