Home / 11,733.92-16,209.68-9,372.96

Finding the Fourth Proportional to 11,733.92, 16,209.68 and 9,372.96

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Solution

The fourth proportional to 11,733.92, 16,209.68 and 9,372.96 is: 12,948.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,733.92 : 16,209.68 = 9,372.96 : x
  2. Step 2: Convert to fraction form
    11,733.92/16,209.68 = 9,372.96/x
  3. Step 3: Cross multiply
    11,733.92x = 16,209.68 × 9,372.96
  4. Step 4: Simplify right side
    11,733.92x = 151,932,682.25
  5. Step 5: Solve for x
    x = 151,932,682.25/11,733.92
  6. Step 6: Final answer
    x = 12,948.16

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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.