Home / 18,723.96-25,696.44-16,951.68

Finding the Fourth Proportional to 18,723.96, 25,696.44 and 16,951.68

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Solution

The fourth proportional to 18,723.96, 25,696.44 and 16,951.68 is: 23,264.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,723.96 : 25,696.44 = 16,951.68 : x
  2. Step 2: Convert to fraction form
    18,723.96/25,696.44 = 16,951.68/x
  3. Step 3: Cross multiply
    18,723.96x = 25,696.44 × 16,951.68
  4. Step 4: Simplify right side
    18,723.96x = 435,597,828.02
  5. Step 5: Solve for x
    x = 435,597,828.02/18,723.96
  6. Step 6: Final answer
    x = 23,264.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.