Home / 22,781.00-34,172.91-6,986.54

Finding the Fourth Proportional to 22,781.00, 34,172.91 and 6,986.54

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Solution

The fourth proportional to 22,781.00, 34,172.91 and 6,986.54 is: 10,480.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,781.00 : 34,172.91 = 6,986.54 : x
  2. Step 2: Convert to fraction form
    22,781.00/34,172.91 = 6,986.54/x
  3. Step 3: Cross multiply
    22,781.00x = 34,172.91 × 6,986.54
  4. Step 4: Simplify right side
    22,781.00x = 238,750,231.77
  5. Step 5: Solve for x
    x = 238,750,231.77/22,781.00
  6. Step 6: Final answer
    x = 10,480.24

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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.