Home / 17,390.19-26,087.33-5,539.82

Finding the Fourth Proportional to 17,390.19, 26,087.33 and 5,539.82

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Solution

The fourth proportional to 17,390.19, 26,087.33 and 5,539.82 is: 8,310.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,390.19 : 26,087.33 = 5,539.82 : x
  2. Step 2: Convert to fraction form
    17,390.19/26,087.33 = 5,539.82/x
  3. Step 3: Cross multiply
    17,390.19x = 26,087.33 × 5,539.82
  4. Step 4: Simplify right side
    17,390.19x = 144,519,112.48
  5. Step 5: Solve for x
    x = 144,519,112.48/17,390.19
  6. Step 6: Final answer
    x = 8,310.38

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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.