Home / 17,078.48-25,605.27-11,518.01

Finding the Fourth Proportional to 17,078.48, 25,605.27 and 11,518.01

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Solution

The fourth proportional to 17,078.48, 25,605.27 and 11,518.01 is: 17,268.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,078.48 : 25,605.27 = 11,518.01 : x
  2. Step 2: Convert to fraction form
    17,078.48/25,605.27 = 11,518.01/x
  3. Step 3: Cross multiply
    17,078.48x = 25,605.27 × 11,518.01
  4. Step 4: Simplify right side
    17,078.48x = 294,921,755.91
  5. Step 5: Solve for x
    x = 294,921,755.91/17,078.48
  6. Step 6: Final answer
    x = 17,268.62

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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.