Home / 18,662.73-25,754.57-10,279.23

Finding the Fourth Proportional to 18,662.73, 25,754.57 and 10,279.23

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Solution

The fourth proportional to 18,662.73, 25,754.57 and 10,279.23 is: 14,185.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,662.73 : 25,754.57 = 10,279.23 : x
  2. Step 2: Convert to fraction form
    18,662.73/25,754.57 = 10,279.23/x
  3. Step 3: Cross multiply
    18,662.73x = 25,754.57 × 10,279.23
  4. Step 4: Simplify right side
    18,662.73x = 264,736,968.41
  5. Step 5: Solve for x
    x = 264,736,968.41/18,662.73
  6. Step 6: Final answer
    x = 14,185.33

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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.