Home / 26,906.67-40,359.94-12,824.01

Finding the Fourth Proportional to 26,906.67, 40,359.94 and 12,824.01

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Solution

The fourth proportional to 26,906.67, 40,359.94 and 12,824.01 is: 19,235.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,906.67 : 40,359.94 = 12,824.01 : x
  2. Step 2: Convert to fraction form
    26,906.67/40,359.94 = 12,824.01/x
  3. Step 3: Cross multiply
    26,906.67x = 40,359.94 × 12,824.01
  4. Step 4: Simplify right side
    26,906.67x = 517,576,242.10
  5. Step 5: Solve for x
    x = 517,576,242.10/26,906.67
  6. Step 6: Final answer
    x = 19,235.98

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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.