Home / 14,229.11-21,334.55-5,914.86

Finding the Fourth Proportional to 14,229.11, 21,334.55 and 5,914.86

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Solution

The fourth proportional to 14,229.11, 21,334.55 and 5,914.86 is: 8,868.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,229.11 : 21,334.55 = 5,914.86 : x
  2. Step 2: Convert to fraction form
    14,229.11/21,334.55 = 5,914.86/x
  3. Step 3: Cross multiply
    14,229.11x = 21,334.55 × 5,914.86
  4. Step 4: Simplify right side
    14,229.11x = 126,190,846.84
  5. Step 5: Solve for x
    x = 126,190,846.84/14,229.11
  6. Step 6: Final answer
    x = 8,868.50

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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.