Home / 17,438.30-26,162.92-5,759.72

Finding the Fourth Proportional to 17,438.30, 26,162.92 and 5,759.72

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Solution

The fourth proportional to 17,438.30, 26,162.92 and 5,759.72 is: 8,641.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,438.30 : 26,162.92 = 5,759.72 : x
  2. Step 2: Convert to fraction form
    17,438.30/26,162.92 = 5,759.72/x
  3. Step 3: Cross multiply
    17,438.30x = 26,162.92 × 5,759.72
  4. Step 4: Simplify right side
    17,438.30x = 150,691,093.58
  5. Step 5: Solve for x
    x = 150,691,093.58/17,438.30
  6. Step 6: Final answer
    x = 8,641.39

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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.