Home / 16,769.25-23,146.43-11,180.25

Finding the Fourth Proportional to 16,769.25, 23,146.43 and 11,180.25

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Solution

The fourth proportional to 16,769.25, 23,146.43 and 11,180.25 is: 15,431.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,769.25 : 23,146.43 = 11,180.25 : x
  2. Step 2: Convert to fraction form
    16,769.25/23,146.43 = 11,180.25/x
  3. Step 3: Cross multiply
    16,769.25x = 23,146.43 × 11,180.25
  4. Step 4: Simplify right side
    16,769.25x = 258,782,818.11
  5. Step 5: Solve for x
    x = 258,782,818.11/16,769.25
  6. Step 6: Final answer
    x = 15,431.99

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Double scale
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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.