Home / 18,632.53-25,712.94-10,249.03

Finding the Fourth Proportional to 18,632.53, 25,712.94 and 10,249.03

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Solution

The fourth proportional to 18,632.53, 25,712.94 and 10,249.03 is: 14,143.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632.53 : 25,712.94 = 10,249.03 : x
  2. Step 2: Convert to fraction form
    18,632.53/25,712.94 = 10,249.03/x
  3. Step 3: Cross multiply
    18,632.53x = 25,712.94 × 10,249.03
  4. Step 4: Simplify right side
    18,632.53x = 263,532,764.02
  5. Step 5: Solve for x
    x = 263,532,764.02/18,632.53
  6. Step 6: Final answer
    x = 14,143.69

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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.