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Finding the Fourth Proportional to 26,116.20, 39,116.70 and 22,660.20

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Solution

The fourth proportional to 26,116.20, 39,116.70 and 22,660.20 is: 33,940.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,116.20 : 39,116.70 = 22,660.20 : x
  2. Step 2: Convert to fraction form
    26,116.20/39,116.70 = 22,660.20/x
  3. Step 3: Cross multiply
    26,116.20x = 39,116.70 × 22,660.20
  4. Step 4: Simplify right side
    26,116.20x = 886,392,245.34
  5. Step 5: Solve for x
    x = 886,392,245.34/26,116.20
  6. Step 6: Final answer
    x = 33,940.32

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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.