Home / 26,401.65-39,604.25-9,761.28

Finding the Fourth Proportional to 26,401.65, 39,604.25 and 9,761.28

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Solution

The fourth proportional to 26,401.65, 39,604.25 and 9,761.28 is: 14,642.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,401.65 : 39,604.25 = 9,761.28 : x
  2. Step 2: Convert to fraction form
    26,401.65/39,604.25 = 9,761.28/x
  3. Step 3: Cross multiply
    26,401.65x = 39,604.25 × 9,761.28
  4. Step 4: Simplify right side
    26,401.65x = 386,588,173.44
  5. Step 5: Solve for x
    x = 386,588,173.44/26,401.65
  6. Step 6: Final answer
    x = 14,642.58

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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.