Home / 54,928.13-82,391.99-15,485.18

Finding the Fourth Proportional to 54,928.13, 82,391.99 and 15,485.18

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Solution

The fourth proportional to 54,928.13, 82,391.99 and 15,485.18 is: 23,227.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,928.13 : 82,391.99 = 15,485.18 : x
  2. Step 2: Convert to fraction form
    54,928.13/82,391.99 = 15,485.18/x
  3. Step 3: Cross multiply
    54,928.13x = 82,391.99 × 15,485.18
  4. Step 4: Simplify right side
    54,928.13x = 1,275,854,306.32
  5. Step 5: Solve for x
    x = 1,275,854,306.32/54,928.13
  6. Step 6: Final answer
    x = 23,227.71

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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.