Home / 54,781.49-82,163.98-17,336.68

Finding the Fourth Proportional to 54,781.49, 82,163.98 and 17,336.68

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Solution

The fourth proportional to 54,781.49, 82,163.98 and 17,336.68 is: 26,002.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,781.49 : 82,163.98 = 17,336.68 : x
  2. Step 2: Convert to fraction form
    54,781.49/82,163.98 = 17,336.68/x
  3. Step 3: Cross multiply
    54,781.49x = 82,163.98 × 17,336.68
  4. Step 4: Simplify right side
    54,781.49x = 1,424,450,931.60
  5. Step 5: Solve for x
    x = 1,424,450,931.60/54,781.49
  6. Step 6: Final answer
    x = 26,002.41

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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.