Home / 26,704.30-40,076.14-12,664.36

Finding the Fourth Proportional to 26,704.30, 40,076.14 and 12,664.36

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Solution

The fourth proportional to 26,704.30, 40,076.14 and 12,664.36 is: 19,005.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,704.30 : 40,076.14 = 12,664.36 : x
  2. Step 2: Convert to fraction form
    26,704.30/40,076.14 = 12,664.36/x
  3. Step 3: Cross multiply
    26,704.30x = 40,076.14 × 12,664.36
  4. Step 4: Simplify right side
    26,704.30x = 507,538,664.37
  5. Step 5: Solve for x
    x = 507,538,664.37/26,704.30
  6. Step 6: Final answer
    x = 19,005.88

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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.