Home / 39,222.26-58,786.68-18,132.74

Finding the Fourth Proportional to 39,222.26, 58,786.68 and 18,132.74

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Solution

The fourth proportional to 39,222.26, 58,786.68 and 18,132.74 is: 27,177.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,222.26 : 58,786.68 = 18,132.74 : x
  2. Step 2: Convert to fraction form
    39,222.26/58,786.68 = 18,132.74/x
  3. Step 3: Cross multiply
    39,222.26x = 58,786.68 × 18,132.74
  4. Step 4: Simplify right side
    39,222.26x = 1,065,963,583.90
  5. Step 5: Solve for x
    x = 1,065,963,583.90/39,222.26
  6. Step 6: Final answer
    x = 27,177.52

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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.