Home / 17,729.06-26,599.62-11,147.54

Finding the Fourth Proportional to 17,729.06, 26,599.62 and 11,147.54

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Solution

The fourth proportional to 17,729.06, 26,599.62 and 11,147.54 is: 16,725.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,729.06 : 26,599.62 = 11,147.54 : x
  2. Step 2: Convert to fraction form
    17,729.06/26,599.62 = 11,147.54/x
  3. Step 3: Cross multiply
    17,729.06x = 26,599.62 × 11,147.54
  4. Step 4: Simplify right side
    17,729.06x = 296,520,327.93
  5. Step 5: Solve for x
    x = 296,520,327.93/17,729.06
  6. Step 6: Final answer
    x = 16,725.10

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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.