Home / 17,100.30-25,626.15-11,900.10

Finding the Fourth Proportional to 17,100.30, 25,626.15 and 11,900.10

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Solution

The fourth proportional to 17,100.30, 25,626.15 and 11,900.10 is: 17,833.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,100.30 : 25,626.15 = 11,900.10 : x
  2. Step 2: Convert to fraction form
    17,100.30/25,626.15 = 11,900.10/x
  3. Step 3: Cross multiply
    17,100.30x = 25,626.15 × 11,900.10
  4. Step 4: Simplify right side
    17,100.30x = 304,953,747.62
  5. Step 5: Solve for x
    x = 304,953,747.62/17,100.30
  6. Step 6: Final answer
    x = 17,833.24

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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.