Home / 26,788.60-40,182.69-8,068.57

Finding the Fourth Proportional to 26,788.60, 40,182.69 and 8,068.57

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Solution

The fourth proportional to 26,788.60, 40,182.69 and 8,068.57 is: 12,102.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,788.60 : 40,182.69 = 8,068.57 : x
  2. Step 2: Convert to fraction form
    26,788.60/40,182.69 = 8,068.57/x
  3. Step 3: Cross multiply
    26,788.60x = 40,182.69 × 8,068.57
  4. Step 4: Simplify right side
    26,788.60x = 324,216,847.05
  5. Step 5: Solve for x
    x = 324,216,847.05/26,788.60
  6. Step 6: Final answer
    x = 12,102.79

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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.