Home / 18,524.08-25,562.24-10,138.96

Finding the Fourth Proportional to 18,524.08, 25,562.24 and 10,138.96

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Solution

The fourth proportional to 18,524.08, 25,562.24 and 10,138.96 is: 13,991.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,524.08 : 25,562.24 = 10,138.96 : x
  2. Step 2: Convert to fraction form
    18,524.08/25,562.24 = 10,138.96/x
  3. Step 3: Cross multiply
    18,524.08x = 25,562.24 × 10,138.96
  4. Step 4: Simplify right side
    18,524.08x = 259,174,528.87
  5. Step 5: Solve for x
    x = 259,174,528.87/18,524.08
  6. Step 6: Final answer
    x = 13,991.22

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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.