Home / 26,480.82-39,711.21-10,680.48

Finding the Fourth Proportional to 26,480.82, 39,711.21 and 10,680.48

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Solution

The fourth proportional to 26,480.82, 39,711.21 and 10,680.48 is: 16,016.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,480.82 : 39,711.21 = 10,680.48 : x
  2. Step 2: Convert to fraction form
    26,480.82/39,711.21 = 10,680.48/x
  3. Step 3: Cross multiply
    26,480.82x = 39,711.21 × 10,680.48
  4. Step 4: Simplify right side
    26,480.82x = 424,134,784.18
  5. Step 5: Solve for x
    x = 424,134,784.18/26,480.82
  6. Step 6: Final answer
    x = 16,016.68

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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.