Home / 14,550.84-21,826.26-5,190.48

Finding the Fourth Proportional to 14,550.84, 21,826.26 and 5,190.48

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Solution

The fourth proportional to 14,550.84, 21,826.26 and 5,190.48 is: 7,785.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,550.84 : 21,826.26 = 5,190.48 : x
  2. Step 2: Convert to fraction form
    14,550.84/21,826.26 = 5,190.48/x
  3. Step 3: Cross multiply
    14,550.84x = 21,826.26 × 5,190.48
  4. Step 4: Simplify right side
    14,550.84x = 113,288,766.00
  5. Step 5: Solve for x
    x = 113,288,766.00/14,550.84
  6. Step 6: Final answer
    x = 7,785.72

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Similar ratio
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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.