Home / 17,634.67-26,454.48-5,155.60

Finding the Fourth Proportional to 17,634.67, 26,454.48 and 5,155.60

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Solution

The fourth proportional to 17,634.67, 26,454.48 and 5,155.60 is: 7,734.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,634.67 : 26,454.48 = 5,155.60 : x
  2. Step 2: Convert to fraction form
    17,634.67/26,454.48 = 5,155.60/x
  3. Step 3: Cross multiply
    17,634.67x = 26,454.48 × 5,155.60
  4. Step 4: Simplify right side
    17,634.67x = 136,388,717.09
  5. Step 5: Solve for x
    x = 136,388,717.09/17,634.67
  6. Step 6: Final answer
    x = 7,734.12

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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.