Home / 23,105.54-34,638.26-11,242.81

Finding the Fourth Proportional to 23,105.54, 34,638.26 and 11,242.81

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Solution

The fourth proportional to 23,105.54, 34,638.26 and 11,242.81 is: 16,854.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,105.54 : 34,638.26 = 11,242.81 : x
  2. Step 2: Convert to fraction form
    23,105.54/34,638.26 = 11,242.81/x
  3. Step 3: Cross multiply
    23,105.54x = 34,638.26 × 11,242.81
  4. Step 4: Simplify right side
    23,105.54x = 389,431,375.91
  5. Step 5: Solve for x
    x = 389,431,375.91/23,105.54
  6. Step 6: Final answer
    x = 16,854.46

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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.