Home / 17,590.65-26,379.90-5,107.29

Finding the Fourth Proportional to 17,590.65, 26,379.90 and 5,107.29

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Solution

The fourth proportional to 17,590.65, 26,379.90 and 5,107.29 is: 7,659.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,590.65 : 26,379.90 = 5,107.29 : x
  2. Step 2: Convert to fraction form
    17,590.65/26,379.90 = 5,107.29/x
  3. Step 3: Cross multiply
    17,590.65x = 26,379.90 × 5,107.29
  4. Step 4: Simplify right side
    17,590.65x = 134,729,799.47
  5. Step 5: Solve for x
    x = 134,729,799.47/17,590.65
  6. Step 6: Final answer
    x = 7,659.17

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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.