Home / 54,640.41-81,965.25-15,197.52

Finding the Fourth Proportional to 54,640.41, 81,965.25 and 15,197.52

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Solution

The fourth proportional to 54,640.41, 81,965.25 and 15,197.52 is: 22,797.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,640.41 : 81,965.25 = 15,197.52 : x
  2. Step 2: Convert to fraction form
    54,640.41/81,965.25 = 15,197.52/x
  3. Step 3: Cross multiply
    54,640.41x = 81,965.25 × 15,197.52
  4. Step 4: Simplify right side
    54,640.41x = 1,245,668,526.18
  5. Step 5: Solve for x
    x = 1,245,668,526.18/54,640.41
  6. Step 6: Final answer
    x = 22,797.57

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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.