Home / 20,791.56-31,192.86-6,001.68

Finding the Fourth Proportional to 20,791.56, 31,192.86 and 6,001.68

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Solution

The fourth proportional to 20,791.56, 31,192.86 and 6,001.68 is: 9,004.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,791.56 : 31,192.86 = 6,001.68 : x
  2. Step 2: Convert to fraction form
    20,791.56/31,192.86 = 6,001.68/x
  3. Step 3: Cross multiply
    20,791.56x = 31,192.86 × 6,001.68
  4. Step 4: Simplify right side
    20,791.56x = 187,209,564.00
  5. Step 5: Solve for x
    x = 187,209,564.00/20,791.56
  6. Step 6: Final answer
    x = 9,004.11

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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.