Home / 19,935.41-29,845.19-11,589.98

Finding the Fourth Proportional to 19,935.41, 29,845.19 and 11,589.98

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Solution

The fourth proportional to 19,935.41, 29,845.19 and 11,589.98 is: 17,351.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,935.41 : 29,845.19 = 11,589.98 : x
  2. Step 2: Convert to fraction form
    19,935.41/29,845.19 = 11,589.98/x
  3. Step 3: Cross multiply
    19,935.41x = 29,845.19 × 11,589.98
  4. Step 4: Simplify right side
    19,935.41x = 345,905,155.20
  5. Step 5: Solve for x
    x = 345,905,155.20/19,935.41
  6. Step 6: Final answer
    x = 17,351.29

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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.