Home / 26,704.08-40,040.28-11,905.20

Finding the Fourth Proportional to 26,704.08, 40,040.28 and 11,905.20

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Solution

The fourth proportional to 26,704.08, 40,040.28 and 11,905.20 is: 17,850.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,704.08 : 40,040.28 = 11,905.20 : x
  2. Step 2: Convert to fraction form
    26,704.08/40,040.28 = 11,905.20/x
  3. Step 3: Cross multiply
    26,704.08x = 40,040.28 × 11,905.20
  4. Step 4: Simplify right side
    26,704.08x = 476,687,541.46
  5. Step 5: Solve for x
    x = 476,687,541.46/26,704.08
  6. Step 6: Final answer
    x = 17,850.74

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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.