Home / 14,249.86-21,369.30-6,354.79

Finding the Fourth Proportional to 14,249.86, 21,369.30 and 6,354.79

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Solution

The fourth proportional to 14,249.86, 21,369.30 and 6,354.79 is: 9,529.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249.86 : 21,369.30 = 6,354.79 : x
  2. Step 2: Convert to fraction form
    14,249.86/21,369.30 = 6,354.79/x
  3. Step 3: Cross multiply
    14,249.86x = 21,369.30 × 6,354.79
  4. Step 4: Simplify right side
    14,249.86x = 135,797,413.95
  5. Step 5: Solve for x
    x = 135,797,413.95/14,249.86
  6. Step 6: Final answer
    x = 9,529.74

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1.5x scale

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.