Home / 12,845.26-17,734.92-8,601.76

Finding the Fourth Proportional to 12,845.26, 17,734.92 and 8,601.76

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Solution

The fourth proportional to 12,845.26, 17,734.92 and 8,601.76 is: 11,876.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,845.26 : 17,734.92 = 8,601.76 : x
  2. Step 2: Convert to fraction form
    12,845.26/17,734.92 = 8,601.76/x
  3. Step 3: Cross multiply
    12,845.26x = 17,734.92 × 8,601.76
  4. Step 4: Simplify right side
    12,845.26x = 152,551,525.46
  5. Step 5: Solve for x
    x = 152,551,525.46/12,845.26
  6. Step 6: Final answer
    x = 11,876.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.