Home / 13,216.86-19,825.36-4,451.85

Finding the Fourth Proportional to 13,216.86, 19,825.36 and 4,451.85

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Solution

The fourth proportional to 13,216.86, 19,825.36 and 4,451.85 is: 6,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,216.86 : 19,825.36 = 4,451.85 : x
  2. Step 2: Convert to fraction form
    13,216.86/19,825.36 = 4,451.85/x
  3. Step 3: Cross multiply
    13,216.86x = 19,825.36 × 4,451.85
  4. Step 4: Simplify right side
    13,216.86x = 88,259,517.79
  5. Step 5: Solve for x
    x = 88,259,517.79/13,216.86
  6. Step 6: Final answer
    x = 6,677.80

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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.