Home / 19,992.11-29,955.31-6,837.30

Finding the Fourth Proportional to 19,992.11, 29,955.31 and 6,837.30

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Solution

The fourth proportional to 19,992.11, 29,955.31 and 6,837.30 is: 10,244.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,992.11 : 29,955.31 = 6,837.30 : x
  2. Step 2: Convert to fraction form
    19,992.11/29,955.31 = 6,837.30/x
  3. Step 3: Cross multiply
    19,992.11x = 29,955.31 × 6,837.30
  4. Step 4: Simplify right side
    19,992.11x = 204,813,423.97
  5. Step 5: Solve for x
    x = 204,813,423.97/19,992.11
  6. Step 6: Final answer
    x = 10,244.72

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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.