Home / 11,538.06-17,336.61-11,216.94

Finding the Fourth Proportional to 11,538.06, 17,336.61 and 11,216.94

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Solution

The fourth proportional to 11,538.06, 17,336.61 and 11,216.94 is: 16,854.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,538.06 : 17,336.61 = 11,216.94 : x
  2. Step 2: Convert to fraction form
    11,538.06/17,336.61 = 11,216.94/x
  3. Step 3: Cross multiply
    11,538.06x = 17,336.61 × 11,216.94
  4. Step 4: Simplify right side
    11,538.06x = 194,463,714.17
  5. Step 5: Solve for x
    x = 194,463,714.17/11,538.06
  6. Step 6: Final answer
    x = 16,854.11

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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.