Home / 14,166.66-19,550.82-8,200.41

Finding the Fourth Proportional to 14,166.66, 19,550.82 and 8,200.41

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Solution

The fourth proportional to 14,166.66, 19,550.82 and 8,200.41 is: 11,317.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166.66 : 19,550.82 = 8,200.41 : x
  2. Step 2: Convert to fraction form
    14,166.66/19,550.82 = 8,200.41/x
  3. Step 3: Cross multiply
    14,166.66x = 19,550.82 × 8,200.41
  4. Step 4: Simplify right side
    14,166.66x = 160,324,697.27
  5. Step 5: Solve for x
    x = 160,324,697.27/14,166.66
  6. Step 6: Final answer
    x = 11,317.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.