Home / 18,654.44-25,743.15-10,270.94

Finding the Fourth Proportional to 18,654.44, 25,743.15 and 10,270.94

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Solution

The fourth proportional to 18,654.44, 25,743.15 and 10,270.94 is: 14,173.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,654.44 : 25,743.15 = 10,270.94 : x
  2. Step 2: Convert to fraction form
    18,654.44/25,743.15 = 10,270.94/x
  3. Step 3: Cross multiply
    18,654.44x = 25,743.15 × 10,270.94
  4. Step 4: Simplify right side
    18,654.44x = 264,406,349.06
  5. Step 5: Solve for x
    x = 264,406,349.06/18,654.44
  6. Step 6: Final answer
    x = 14,173.91

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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.