Home / 18,367.14-25,346.67-9,983.64

Finding the Fourth Proportional to 18,367.14, 25,346.67 and 9,983.64

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Solution

The fourth proportional to 18,367.14, 25,346.67 and 9,983.64 is: 13,777.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,367.14 : 25,346.67 = 9,983.64 : x
  2. Step 2: Convert to fraction form
    18,367.14/25,346.67 = 9,983.64/x
  3. Step 3: Cross multiply
    18,367.14x = 25,346.67 × 9,983.64
  4. Step 4: Simplify right side
    18,367.14x = 253,052,028.48
  5. Step 5: Solve for x
    x = 253,052,028.48/18,367.14
  6. Step 6: Final answer
    x = 13,777.43

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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.