Home / 11,650.25-16,063.43-9,517.92

Finding the Fourth Proportional to 11,650.25, 16,063.43 and 9,517.92

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Solution

The fourth proportional to 11,650.25, 16,063.43 and 9,517.92 is: 13,123.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,650.25 : 16,063.43 = 9,517.92 : x
  2. Step 2: Convert to fraction form
    11,650.25/16,063.43 = 9,517.92/x
  3. Step 3: Cross multiply
    11,650.25x = 16,063.43 × 9,517.92
  4. Step 4: Simplify right side
    11,650.25x = 152,890,394.08
  5. Step 5: Solve for x
    x = 152,890,394.08/11,650.25
  6. Step 6: Final answer
    x = 13,123.36

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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.