Home / 17,504-26,268.16-7,115.76

Finding the Fourth Proportional to 17,504, 26,268.16 and 7,115.76

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Solution

The fourth proportional to 17,504, 26,268.16 and 7,115.76 is: 10,678.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,504 : 26,268.16 = 7,115.76 : x
  2. Step 2: Convert to fraction form
    17,504/26,268.16 = 7,115.76/x
  3. Step 3: Cross multiply
    17,504x = 26,268.16 × 7,115.76
  4. Step 4: Simplify right side
    17,504x = 186,917,922.20
  5. Step 5: Solve for x
    x = 186,917,922.20/17,504
  6. Step 6: Final answer
    x = 10,678.58

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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.