Home / 16,769.51-23,140.57-9,696.39

Finding the Fourth Proportional to 16,769.51, 23,140.57 and 9,696.39

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Solution

The fourth proportional to 16,769.51, 23,140.57 and 9,696.39 is: 13,380.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,769.51 : 23,140.57 = 9,696.39 : x
  2. Step 2: Convert to fraction form
    16,769.51/23,140.57 = 9,696.39/x
  3. Step 3: Cross multiply
    16,769.51x = 23,140.57 × 9,696.39
  4. Step 4: Simplify right side
    16,769.51x = 224,379,991.54
  5. Step 5: Solve for x
    x = 224,379,991.54/16,769.51
  6. Step 6: Final answer
    x = 13,380.24

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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.