Home / 26,521.26-39,781.90-6,800

Finding the Fourth Proportional to 26,521.26, 39,781.90 and 6,800

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Solution

The fourth proportional to 26,521.26, 39,781.90 and 6,800 is: 10,200.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,521.26 : 39,781.90 = 6,800 : x
  2. Step 2: Convert to fraction form
    26,521.26/39,781.90 = 6,800/x
  3. Step 3: Cross multiply
    26,521.26x = 39,781.90 × 6,800
  4. Step 4: Simplify right side
    26,521.26x = 270,516,920
  5. Step 5: Solve for x
    x = 270,516,920/26,521.26
  6. Step 6: Final answer
    x = 10,200.00

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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.