Home / 26,687.97-40,027.40-8,916.62

Finding the Fourth Proportional to 26,687.97, 40,027.40 and 8,916.62

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Solution

The fourth proportional to 26,687.97, 40,027.40 and 8,916.62 is: 13,373.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,687.97 : 40,027.40 = 8,916.62 : x
  2. Step 2: Convert to fraction form
    26,687.97/40,027.40 = 8,916.62/x
  3. Step 3: Cross multiply
    26,687.97x = 40,027.40 × 8,916.62
  4. Step 4: Simplify right side
    26,687.97x = 356,909,115.39
  5. Step 5: Solve for x
    x = 356,909,115.39/26,687.97
  6. Step 6: Final answer
    x = 13,373.41

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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.