Home / 11,668.83-17,488.62-9,193.88

Finding the Fourth Proportional to 11,668.83, 17,488.62 and 9,193.88

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Solution

The fourth proportional to 11,668.83, 17,488.62 and 9,193.88 is: 13,779.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668.83 : 17,488.62 = 9,193.88 : x
  2. Step 2: Convert to fraction form
    11,668.83/17,488.62 = 9,193.88/x
  3. Step 3: Cross multiply
    11,668.83x = 17,488.62 × 9,193.88
  4. Step 4: Simplify right side
    11,668.83x = 160,788,273.65
  5. Step 5: Solve for x
    x = 160,788,273.65/11,668.83
  6. Step 6: Final answer
    x = 13,779.30

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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.