Home / 18,455.08-27,687.94-9,097.90

Finding the Fourth Proportional to 18,455.08, 27,687.94 and 9,097.90

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Solution

The fourth proportional to 18,455.08, 27,687.94 and 9,097.90 is: 13,649.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,455.08 : 27,687.94 = 9,097.90 : x
  2. Step 2: Convert to fraction form
    18,455.08/27,687.94 = 9,097.90/x
  3. Step 3: Cross multiply
    18,455.08x = 27,687.94 × 9,097.90
  4. Step 4: Simplify right side
    18,455.08x = 251,902,109.33
  5. Step 5: Solve for x
    x = 251,902,109.33/18,455.08
  6. Step 6: Final answer
    x = 13,649.47

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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.