Home / 26,936.59-40,407.22-8,220.84

Finding the Fourth Proportional to 26,936.59, 40,407.22 and 8,220.84

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Solution

The fourth proportional to 26,936.59, 40,407.22 and 8,220.84 is: 12,331.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,936.59 : 40,407.22 = 8,220.84 : x
  2. Step 2: Convert to fraction form
    26,936.59/40,407.22 = 8,220.84/x
  3. Step 3: Cross multiply
    26,936.59x = 40,407.22 × 8,220.84
  4. Step 4: Simplify right side
    26,936.59x = 332,181,300.74
  5. Step 5: Solve for x
    x = 332,181,300.74/26,936.59
  6. Step 6: Final answer
    x = 12,331.97

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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.