Home / 29,051.82-40,078.18-17,109.43

Finding the Fourth Proportional to 29,051.82, 40,078.18 and 17,109.43

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Solution

The fourth proportional to 29,051.82, 40,078.18 and 17,109.43 is: 23,603.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,051.82 : 40,078.18 = 17,109.43 : x
  2. Step 2: Convert to fraction form
    29,051.82/40,078.18 = 17,109.43/x
  3. Step 3: Cross multiply
    29,051.82x = 40,078.18 × 17,109.43
  4. Step 4: Simplify right side
    29,051.82x = 685,714,815.24
  5. Step 5: Solve for x
    x = 685,714,815.24/29,051.82
  6. Step 6: Final answer
    x = 23,603.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.