Home / 18,249.60-25,185.92-10,293.76

Finding the Fourth Proportional to 18,249.60, 25,185.92 and 10,293.76

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Solution

The fourth proportional to 18,249.60, 25,185.92 and 10,293.76 is: 14,206.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,249.60 : 25,185.92 = 10,293.76 : x
  2. Step 2: Convert to fraction form
    18,249.60/25,185.92 = 10,293.76/x
  3. Step 3: Cross multiply
    18,249.60x = 25,185.92 × 10,293.76
  4. Step 4: Simplify right side
    18,249.60x = 259,257,815.86
  5. Step 5: Solve for x
    x = 259,257,815.86/18,249.60
  6. Step 6: Final answer
    x = 14,206.22

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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.