Home / 26,236.20-39,359.97-12,185.94

Finding the Fourth Proportional to 26,236.20, 39,359.97 and 12,185.94

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Solution

The fourth proportional to 26,236.20, 39,359.97 and 12,185.94 is: 18,281.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,236.20 : 39,359.97 = 12,185.94 : x
  2. Step 2: Convert to fraction form
    26,236.20/39,359.97 = 12,185.94/x
  3. Step 3: Cross multiply
    26,236.20x = 39,359.97 × 12,185.94
  4. Step 4: Simplify right side
    26,236.20x = 479,638,232.82
  5. Step 5: Solve for x
    x = 479,638,232.82/26,236.20
  6. Step 6: Final answer
    x = 18,281.54

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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.