Home / 19,546.31-26,996.19-13,247.75

Finding the Fourth Proportional to 19,546.31, 26,996.19 and 13,247.75

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Solution

The fourth proportional to 19,546.31, 26,996.19 and 13,247.75 is: 18,297.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,546.31 : 26,996.19 = 13,247.75 : x
  2. Step 2: Convert to fraction form
    19,546.31/26,996.19 = 13,247.75/x
  3. Step 3: Cross multiply
    19,546.31x = 26,996.19 × 13,247.75
  4. Step 4: Simplify right side
    19,546.31x = 357,638,793.88
  5. Step 5: Solve for x
    x = 357,638,793.88/19,546.31
  6. Step 6: Final answer
    x = 18,297.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.