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Finding the Fourth Proportional to 26,014.80, 39,025.80 and 10,216.80

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Solution

The fourth proportional to 26,014.80, 39,025.80 and 10,216.80 is: 15,326.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,014.80 : 39,025.80 = 10,216.80 : x
  2. Step 2: Convert to fraction form
    26,014.80/39,025.80 = 10,216.80/x
  3. Step 3: Cross multiply
    26,014.80x = 39,025.80 × 10,216.80
  4. Step 4: Simplify right side
    26,014.80x = 398,718,793.44
  5. Step 5: Solve for x
    x = 398,718,793.44/26,014.80
  6. Step 6: Final answer
    x = 15,326.61

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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.