Home / 17,936.11-26,904.85-9,160.78

Finding the Fourth Proportional to 17,936.11, 26,904.85 and 9,160.78

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Solution

The fourth proportional to 17,936.11, 26,904.85 and 9,160.78 is: 13,741.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,936.11 : 26,904.85 = 9,160.78 : x
  2. Step 2: Convert to fraction form
    17,936.11/26,904.85 = 9,160.78/x
  3. Step 3: Cross multiply
    17,936.11x = 26,904.85 × 9,160.78
  4. Step 4: Simplify right side
    17,936.11x = 246,469,411.78
  5. Step 5: Solve for x
    x = 246,469,411.78/17,936.11
  6. Step 6: Final answer
    x = 13,741.52

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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.