Home / 26,255.96-39,391.76-12,224.28

Finding the Fourth Proportional to 26,255.96, 39,391.76 and 12,224.28

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Solution

The fourth proportional to 26,255.96, 39,391.76 and 12,224.28 is: 18,340.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,255.96 : 39,391.76 = 12,224.28 : x
  2. Step 2: Convert to fraction form
    26,255.96/39,391.76 = 12,224.28/x
  3. Step 3: Cross multiply
    26,255.96x = 39,391.76 × 12,224.28
  4. Step 4: Simplify right side
    26,255.96x = 481,535,903.93
  5. Step 5: Solve for x
    x = 481,535,903.93/26,255.96
  6. Step 6: Final answer
    x = 18,340.06

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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.