Home / 26,998.74-40,493.50-7,272.68

Finding the Fourth Proportional to 26,998.74, 40,493.50 and 7,272.68

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Solution

The fourth proportional to 26,998.74, 40,493.50 and 7,272.68 is: 10,907.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,998.74 : 40,493.50 = 7,272.68 : x
  2. Step 2: Convert to fraction form
    26,998.74/40,493.50 = 7,272.68/x
  3. Step 3: Cross multiply
    26,998.74x = 40,493.50 × 7,272.68
  4. Step 4: Simplify right side
    26,998.74x = 294,496,417.47
  5. Step 5: Solve for x
    x = 294,496,417.47/26,998.74
  6. Step 6: Final answer
    x = 10,907.78

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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.