Home / 26,940.30-40,410.45-16,557.90

Finding the Fourth Proportional to 26,940.30, 40,410.45 and 16,557.90

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Solution

The fourth proportional to 26,940.30, 40,410.45 and 16,557.90 is: 24,836.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,940.30 : 40,410.45 = 16,557.90 : x
  2. Step 2: Convert to fraction form
    26,940.30/40,410.45 = 16,557.90/x
  3. Step 3: Cross multiply
    26,940.30x = 40,410.45 × 16,557.90
  4. Step 4: Simplify right side
    26,940.30x = 669,112,190.06
  5. Step 5: Solve for x
    x = 669,112,190.06/26,940.30
  6. Step 6: Final answer
    x = 24,836.85

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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.