Home / 17,930.88-26,895.30-8,577.54

Finding the Fourth Proportional to 17,930.88, 26,895.30 and 8,577.54

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Solution

The fourth proportional to 17,930.88, 26,895.30 and 8,577.54 is: 12,865.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,930.88 : 26,895.30 = 8,577.54 : x
  2. Step 2: Convert to fraction form
    17,930.88/26,895.30 = 8,577.54/x
  3. Step 3: Cross multiply
    17,930.88x = 26,895.30 × 8,577.54
  4. Step 4: Simplify right side
    17,930.88x = 230,695,511.56
  5. Step 5: Solve for x
    x = 230,695,511.56/17,930.88
  6. Step 6: Final answer
    x = 12,865.82

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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.