Home / 26,127.20-39,201.19-8,360.60

Finding the Fourth Proportional to 26,127.20, 39,201.19 and 8,360.60

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Solution

The fourth proportional to 26,127.20, 39,201.19 and 8,360.60 is: 12,544.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,127.20 : 39,201.19 = 8,360.60 : x
  2. Step 2: Convert to fraction form
    26,127.20/39,201.19 = 8,360.60/x
  3. Step 3: Cross multiply
    26,127.20x = 39,201.19 × 8,360.60
  4. Step 4: Simplify right side
    26,127.20x = 327,745,376.92
  5. Step 5: Solve for x
    x = 327,745,376.92/26,127.20
  6. Step 6: Final answer
    x = 12,544.22

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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.