Home / 39,620.25-54,681.96-25,286.26

Finding the Fourth Proportional to 39,620.25, 54,681.96 and 25,286.26

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Solution

The fourth proportional to 39,620.25, 54,681.96 and 25,286.26 is: 34,898.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,620.25 : 54,681.96 = 25,286.26 : x
  2. Step 2: Convert to fraction form
    39,620.25/54,681.96 = 25,286.26/x
  3. Step 3: Cross multiply
    39,620.25x = 54,681.96 × 25,286.26
  4. Step 4: Simplify right side
    39,620.25x = 1,382,702,257.87
  5. Step 5: Solve for x
    x = 1,382,702,257.87/39,620.25
  6. Step 6: Final answer
    x = 34,898.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.