Home / 27,817.25-38,387.81-15,241.73

Finding the Fourth Proportional to 27,817.25, 38,387.81 and 15,241.73

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Solution

The fourth proportional to 27,817.25, 38,387.81 and 15,241.73 is: 21,033.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,817.25 : 38,387.81 = 15,241.73 : x
  2. Step 2: Convert to fraction form
    27,817.25/38,387.81 = 15,241.73/x
  3. Step 3: Cross multiply
    27,817.25x = 38,387.81 × 15,241.73
  4. Step 4: Simplify right side
    27,817.25x = 585,096,559.10
  5. Step 5: Solve for x
    x = 585,096,559.10/27,817.25
  6. Step 6: Final answer
    x = 21,033.59

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1.5x scale

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.