Home / 20,796.90-31,189.19-6,005.94

Finding the Fourth Proportional to 20,796.90, 31,189.19 and 6,005.94

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Solution

The fourth proportional to 20,796.90, 31,189.19 and 6,005.94 is: 9,007.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,796.90 : 31,189.19 = 6,005.94 : x
  2. Step 2: Convert to fraction form
    20,796.90/31,189.19 = 6,005.94/x
  3. Step 3: Cross multiply
    20,796.90x = 31,189.19 × 6,005.94
  4. Step 4: Simplify right side
    20,796.90x = 187,320,373.76
  5. Step 5: Solve for x
    x = 187,320,373.76/20,796.90
  6. Step 6: Final answer
    x = 9,007.13

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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.