Home / 15,249.45-22,871.81-4,157.03

Finding the Fourth Proportional to 15,249.45, 22,871.81 and 4,157.03

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Solution

The fourth proportional to 15,249.45, 22,871.81 and 4,157.03 is: 6,234.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,249.45 : 22,871.81 = 4,157.03 : x
  2. Step 2: Convert to fraction form
    15,249.45/22,871.81 = 4,157.03/x
  3. Step 3: Cross multiply
    15,249.45x = 22,871.81 × 4,157.03
  4. Step 4: Simplify right side
    15,249.45x = 95,078,867.90
  5. Step 5: Solve for x
    x = 95,078,867.90/15,249.45
  6. Step 6: Final answer
    x = 6,234.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.