Home / 55,131.66-82,701.87-17,176.26

Finding the Fourth Proportional to 55,131.66, 82,701.87 and 17,176.26

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Solution

The fourth proportional to 55,131.66, 82,701.87 and 17,176.26 is: 25,765.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,131.66 : 82,701.87 = 17,176.26 : x
  2. Step 2: Convert to fraction form
    55,131.66/82,701.87 = 17,176.26/x
  3. Step 3: Cross multiply
    55,131.66x = 82,701.87 × 17,176.26
  4. Step 4: Simplify right side
    55,131.66x = 1,420,508,821.61
  5. Step 5: Solve for x
    x = 1,420,508,821.61/55,131.66
  6. Step 6: Final answer
    x = 25,765.75

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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.