Home / 17,321.30-25,940.70-11,061.92

Finding the Fourth Proportional to 17,321.30, 25,940.70 and 11,061.92

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Solution

The fourth proportional to 17,321.30, 25,940.70 and 11,061.92 is: 16,566.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,321.30 : 25,940.70 = 11,061.92 : x
  2. Step 2: Convert to fraction form
    17,321.30/25,940.70 = 11,061.92/x
  3. Step 3: Cross multiply
    17,321.30x = 25,940.70 × 11,061.92
  4. Step 4: Simplify right side
    17,321.30x = 286,953,948.14
  5. Step 5: Solve for x
    x = 286,953,948.14/17,321.30
  6. Step 6: Final answer
    x = 16,566.54

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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.