Home / 17,961.06-26,929.08-7,960.38

Finding the Fourth Proportional to 17,961.06, 26,929.08 and 7,960.38

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Solution

The fourth proportional to 17,961.06, 26,929.08 and 7,960.38 is: 11,935.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,961.06 : 26,929.08 = 7,960.38 : x
  2. Step 2: Convert to fraction form
    17,961.06/26,929.08 = 7,960.38/x
  3. Step 3: Cross multiply
    17,961.06x = 26,929.08 × 7,960.38
  4. Step 4: Simplify right side
    17,961.06x = 214,365,575.21
  5. Step 5: Solve for x
    x = 214,365,575.21/17,961.06
  6. Step 6: Final answer
    x = 11,935.02

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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.