Home / 26,578.18-39,821.37-17,091.46

Finding the Fourth Proportional to 26,578.18, 39,821.37 and 17,091.46

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Solution

The fourth proportional to 26,578.18, 39,821.37 and 17,091.46 is: 25,607.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,578.18 : 39,821.37 = 17,091.46 : x
  2. Step 2: Convert to fraction form
    26,578.18/39,821.37 = 17,091.46/x
  3. Step 3: Cross multiply
    26,578.18x = 39,821.37 × 17,091.46
  4. Step 4: Simplify right side
    26,578.18x = 680,605,352.50
  5. Step 5: Solve for x
    x = 680,605,352.50/26,578.18
  6. Step 6: Final answer
    x = 25,607.67

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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.