Home / 17,577.48-26,356.77-7,705.29

Finding the Fourth Proportional to 17,577.48, 26,356.77 and 7,705.29

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Solution

The fourth proportional to 17,577.48, 26,356.77 and 7,705.29 is: 11,553.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,577.48 : 26,356.77 = 7,705.29 : x
  2. Step 2: Convert to fraction form
    17,577.48/26,356.77 = 7,705.29/x
  3. Step 3: Cross multiply
    17,577.48x = 26,356.77 × 7,705.29
  4. Step 4: Simplify right side
    17,577.48x = 203,086,556.31
  5. Step 5: Solve for x
    x = 203,086,556.31/17,577.48
  6. Step 6: Final answer
    x = 11,553.79

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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.