Home / 17,684.82-26,530.95-5,203.80

Finding the Fourth Proportional to 17,684.82, 26,530.95 and 5,203.80

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Solution

The fourth proportional to 17,684.82, 26,530.95 and 5,203.80 is: 7,806.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,684.82 : 26,530.95 = 5,203.80 : x
  2. Step 2: Convert to fraction form
    17,684.82/26,530.95 = 5,203.80/x
  3. Step 3: Cross multiply
    17,684.82x = 26,530.95 × 5,203.80
  4. Step 4: Simplify right side
    17,684.82x = 138,061,757.61
  5. Step 5: Solve for x
    x = 138,061,757.61/17,684.82
  6. Step 6: Final answer
    x = 7,806.79

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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.