Home / 26,620.37-39,958.25-19,608.30

Finding the Fourth Proportional to 26,620.37, 39,958.25 and 19,608.30

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Solution

The fourth proportional to 26,620.37, 39,958.25 and 19,608.30 is: 29,432.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,620.37 : 39,958.25 = 19,608.30 : x
  2. Step 2: Convert to fraction form
    26,620.37/39,958.25 = 19,608.30/x
  3. Step 3: Cross multiply
    26,620.37x = 39,958.25 × 19,608.30
  4. Step 4: Simplify right side
    26,620.37x = 783,513,353.48
  5. Step 5: Solve for x
    x = 783,513,353.48/26,620.37
  6. Step 6: Final answer
    x = 29,432.85

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1.5x scale

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.