Home / 26,260.99-39,385.46-7,540.88

Finding the Fourth Proportional to 26,260.99, 39,385.46 and 7,540.88

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Solution

The fourth proportional to 26,260.99, 39,385.46 and 7,540.88 is: 11,309.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,260.99 : 39,385.46 = 7,540.88 : x
  2. Step 2: Convert to fraction form
    26,260.99/39,385.46 = 7,540.88/x
  3. Step 3: Cross multiply
    26,260.99x = 39,385.46 × 7,540.88
  4. Step 4: Simplify right side
    26,260.99x = 297,000,849.53
  5. Step 5: Solve for x
    x = 297,000,849.53/26,260.99
  6. Step 6: Final answer
    x = 11,309.58

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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.