Home / 26,521.77-39,782.66-6,800.50

Finding the Fourth Proportional to 26,521.77, 39,782.66 and 6,800.50

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Solution

The fourth proportional to 26,521.77, 39,782.66 and 6,800.50 is: 10,200.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,521.77 : 39,782.66 = 6,800.50 : x
  2. Step 2: Convert to fraction form
    26,521.77/39,782.66 = 6,800.50/x
  3. Step 3: Cross multiply
    26,521.77x = 39,782.66 × 6,800.50
  4. Step 4: Simplify right side
    26,521.77x = 270,541,979.33
  5. Step 5: Solve for x
    x = 270,541,979.33/26,521.77
  6. Step 6: Final answer
    x = 10,200.75

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1.5x scale

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.