Home / 16,770.56-23,144.64-9,696.96

Finding the Fourth Proportional to 16,770.56, 23,144.64 and 9,696.96

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Solution

The fourth proportional to 16,770.56, 23,144.64 and 9,696.96 is: 13,382.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,770.56 : 23,144.64 = 9,696.96 : x
  2. Step 2: Convert to fraction form
    16,770.56/23,144.64 = 9,696.96/x
  3. Step 3: Cross multiply
    16,770.56x = 23,144.64 × 9,696.96
  4. Step 4: Simplify right side
    16,770.56x = 224,432,648.29
  5. Step 5: Solve for x
    x = 224,432,648.29/16,770.56
  6. Step 6: Final answer
    x = 13,382.54

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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.