Home / 13,324.10-19,937.54-10,974.02

Finding the Fourth Proportional to 13,324.10, 19,937.54 and 10,974.02

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Solution

The fourth proportional to 13,324.10, 19,937.54 and 10,974.02 is: 16,420.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,324.10 : 19,937.54 = 10,974.02 : x
  2. Step 2: Convert to fraction form
    13,324.10/19,937.54 = 10,974.02/x
  3. Step 3: Cross multiply
    13,324.10x = 19,937.54 × 10,974.02
  4. Step 4: Simplify right side
    13,324.10x = 218,794,890.46
  5. Step 5: Solve for x
    x = 218,794,890.46/13,324.10
  6. Step 6: Final answer
    x = 16,420.99

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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.