Home / 18,305.24-25,263.94-11,591.48

Finding the Fourth Proportional to 18,305.24, 25,263.94 and 11,591.48

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Solution

The fourth proportional to 18,305.24, 25,263.94 and 11,591.48 is: 15,997.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,305.24 : 25,263.94 = 11,591.48 : x
  2. Step 2: Convert to fraction form
    18,305.24/25,263.94 = 11,591.48/x
  3. Step 3: Cross multiply
    18,305.24x = 25,263.94 × 11,591.48
  4. Step 4: Simplify right side
    18,305.24x = 292,846,455.23
  5. Step 5: Solve for x
    x = 292,846,455.23/18,305.24
  6. Step 6: Final answer
    x = 15,997.96

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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.